Home / 56,008.64-77,292.16-30,858.14

Finding the Fourth Proportional to 56,008.64, 77,292.16 and 30,858.14

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Solution

The fourth proportional to 56,008.64, 77,292.16 and 30,858.14 is: 42,584.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,008.64 : 77,292.16 = 30,858.14 : x
  2. Step 2: Convert to fraction form
    56,008.64/77,292.16 = 30,858.14/x
  3. Step 3: Cross multiply
    56,008.64x = 77,292.16 × 30,858.14
  4. Step 4: Simplify right side
    56,008.64x = 2,385,092,294.18
  5. Step 5: Solve for x
    x = 2,385,092,294.18/56,008.64
  6. Step 6: Final answer
    x = 42,584.36

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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.