Home / 26,472.02-36,534.30-15,142.56

Finding the Fourth Proportional to 26,472.02, 36,534.30 and 15,142.56

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Solution

The fourth proportional to 26,472.02, 36,534.30 and 15,142.56 is: 20,898.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,472.02 : 36,534.30 = 15,142.56 : x
  2. Step 2: Convert to fraction form
    26,472.02/36,534.30 = 15,142.56/x
  3. Step 3: Cross multiply
    26,472.02x = 36,534.30 × 15,142.56
  4. Step 4: Simplify right side
    26,472.02x = 553,222,829.81
  5. Step 5: Solve for x
    x = 553,222,829.81/26,472.02
  6. Step 6: Final answer
    x = 20,898.40

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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.