Home / 26,465.85-36,513.45-15,127.02

Finding the Fourth Proportional to 26,465.85, 36,513.45 and 15,127.02

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Solution

The fourth proportional to 26,465.85, 36,513.45 and 15,127.02 is: 20,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,465.85 : 36,513.45 = 15,127.02 : x
  2. Step 2: Convert to fraction form
    26,465.85/36,513.45 = 15,127.02/x
  3. Step 3: Cross multiply
    26,465.85x = 36,513.45 × 15,127.02
  4. Step 4: Simplify right side
    26,465.85x = 552,339,688.42
  5. Step 5: Solve for x
    x = 552,339,688.42/26,465.85
  6. Step 6: Final answer
    x = 20,869.90

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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.