Home / 22,813.56-34,070.28-19,699.92

Finding the Fourth Proportional to 22,813.56, 34,070.28 and 19,699.92

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Solution

The fourth proportional to 22,813.56, 34,070.28 and 19,699.92 is: 29,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,813.56 : 34,070.28 = 19,699.92 : x
  2. Step 2: Convert to fraction form
    22,813.56/34,070.28 = 19,699.92/x
  3. Step 3: Cross multiply
    22,813.56x = 34,070.28 × 19,699.92
  4. Step 4: Simplify right side
    22,813.56x = 671,181,790.38
  5. Step 5: Solve for x
    x = 671,181,790.38/22,813.56
  6. Step 6: Final answer
    x = 29,420.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.