Home / 19,483.74-26,887.16-10,985.88

Finding the Fourth Proportional to 19,483.74, 26,887.16 and 10,985.88

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Solution

The fourth proportional to 19,483.74, 26,887.16 and 10,985.88 is: 15,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,483.74 : 26,887.16 = 10,985.88 : x
  2. Step 2: Convert to fraction form
    19,483.74/26,887.16 = 10,985.88/x
  3. Step 3: Cross multiply
    19,483.74x = 26,887.16 × 10,985.88
  4. Step 4: Simplify right side
    19,483.74x = 295,379,113.30
  5. Step 5: Solve for x
    x = 295,379,113.30/19,483.74
  6. Step 6: Final answer
    x = 15,160.29

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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.