Home / 26,554.13-39,831.20-10,972.16

Finding the Fourth Proportional to 26,554.13, 39,831.20 and 10,972.16

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Solution

The fourth proportional to 26,554.13, 39,831.20 and 10,972.16 is: 16,458.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,554.13 : 39,831.20 = 10,972.16 : x
  2. Step 2: Convert to fraction form
    26,554.13/39,831.20 = 10,972.16/x
  3. Step 3: Cross multiply
    26,554.13x = 39,831.20 × 10,972.16
  4. Step 4: Simplify right side
    26,554.13x = 437,034,045.38
  5. Step 5: Solve for x
    x = 437,034,045.38/26,554.13
  6. Step 6: Final answer
    x = 16,458.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.