Home / 28,434.52-42,656.80-9,710.17

Finding the Fourth Proportional to 28,434.52, 42,656.80 and 9,710.17

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Solution

The fourth proportional to 28,434.52, 42,656.80 and 9,710.17 is: 14,566.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,434.52 : 42,656.80 = 9,710.17 : x
  2. Step 2: Convert to fraction form
    28,434.52/42,656.80 = 9,710.17/x
  3. Step 3: Cross multiply
    28,434.52x = 42,656.80 × 9,710.17
  4. Step 4: Simplify right side
    28,434.52x = 414,204,779.66
  5. Step 5: Solve for x
    x = 414,204,779.66/28,434.52
  6. Step 6: Final answer
    x = 14,566.97

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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.