Home / 18,588.52-25,652.34-10,090.71

Finding the Fourth Proportional to 18,588.52, 25,652.34 and 10,090.71

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Solution

The fourth proportional to 18,588.52, 25,652.34 and 10,090.71 is: 13,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.52 : 25,652.34 = 10,090.71 : x
  2. Step 2: Convert to fraction form
    18,588.52/25,652.34 = 10,090.71/x
  3. Step 3: Cross multiply
    18,588.52x = 25,652.34 × 10,090.71
  4. Step 4: Simplify right side
    18,588.52x = 258,850,323.76
  5. Step 5: Solve for x
    x = 258,850,323.76/18,588.52
  6. Step 6: Final answer
    x = 13,925.28

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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.