Home / 28,828.32-39,767.94-23,456.76

Finding the Fourth Proportional to 28,828.32, 39,767.94 and 23,456.76

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Solution

The fourth proportional to 28,828.32, 39,767.94 and 23,456.76 is: 32,358.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,828.32 : 39,767.94 = 23,456.76 : x
  2. Step 2: Convert to fraction form
    28,828.32/39,767.94 = 23,456.76/x
  3. Step 3: Cross multiply
    28,828.32x = 39,767.94 × 23,456.76
  4. Step 4: Simplify right side
    28,828.32x = 932,827,024.27
  5. Step 5: Solve for x
    x = 932,827,024.27/28,828.32
  6. Step 6: Final answer
    x = 32,358.01

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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.