Home / 28,567.16-42,867.14-22,309.61

Finding the Fourth Proportional to 28,567.16, 42,867.14 and 22,309.61

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Solution

The fourth proportional to 28,567.16, 42,867.14 and 22,309.61 is: 33,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,567.16 : 42,867.14 = 22,309.61 : x
  2. Step 2: Convert to fraction form
    28,567.16/42,867.14 = 22,309.61/x
  3. Step 3: Cross multiply
    28,567.16x = 42,867.14 × 22,309.61
  4. Step 4: Simplify right side
    28,567.16x = 956,349,175.22
  5. Step 5: Solve for x
    x = 956,349,175.22/28,567.16
  6. Step 6: Final answer
    x = 33,477.22

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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.