Home / 34,645.76-47,808.28-19,542.16

Finding the Fourth Proportional to 34,645.76, 47,808.28 and 19,542.16

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Solution

The fourth proportional to 34,645.76, 47,808.28 and 19,542.16 is: 26,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,645.76 : 47,808.28 = 19,542.16 : x
  2. Step 2: Convert to fraction form
    34,645.76/47,808.28 = 19,542.16/x
  3. Step 3: Cross multiply
    34,645.76x = 47,808.28 × 19,542.16
  4. Step 4: Simplify right side
    34,645.76x = 934,277,057.08
  5. Step 5: Solve for x
    x = 934,277,057.08/34,645.76
  6. Step 6: Final answer
    x = 26,966.56

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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.