Home / 26,417.31-36,456.57-14,931.30

Finding the Fourth Proportional to 26,417.31, 36,456.57 and 14,931.30

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Solution

The fourth proportional to 26,417.31, 36,456.57 and 14,931.30 is: 20,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417.31 : 36,456.57 = 14,931.30 : x
  2. Step 2: Convert to fraction form
    26,417.31/36,456.57 = 14,931.30/x
  3. Step 3: Cross multiply
    26,417.31x = 36,456.57 × 14,931.30
  4. Step 4: Simplify right side
    26,417.31x = 544,343,983.64
  5. Step 5: Solve for x
    x = 544,343,983.64/26,417.31
  6. Step 6: Final answer
    x = 20,605.58

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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.