Home / 18,137.47-25,038.57-14,094.76

Finding the Fourth Proportional to 18,137.47, 25,038.57 and 14,094.76

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Solution

The fourth proportional to 18,137.47, 25,038.57 and 14,094.76 is: 19,457.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137.47 : 25,038.57 = 14,094.76 : x
  2. Step 2: Convert to fraction form
    18,137.47/25,038.57 = 14,094.76/x
  3. Step 3: Cross multiply
    18,137.47x = 25,038.57 × 14,094.76
  4. Step 4: Simplify right side
    18,137.47x = 352,912,634.89
  5. Step 5: Solve for x
    x = 352,912,634.89/18,137.47
  6. Step 6: Final answer
    x = 19,457.66

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.