Home / 56,328.59-84,575.91-31,417.31

Finding the Fourth Proportional to 56,328.59, 84,575.91 and 31,417.31

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Solution

The fourth proportional to 56,328.59, 84,575.91 and 31,417.31 is: 47,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,328.59 : 84,575.91 = 31,417.31 : x
  2. Step 2: Convert to fraction form
    56,328.59/84,575.91 = 31,417.31/x
  3. Step 3: Cross multiply
    56,328.59x = 84,575.91 × 31,417.31
  4. Step 4: Simplify right side
    56,328.59x = 2,657,147,583.00
  5. Step 5: Solve for x
    x = 2,657,147,583.00/56,328.59
  6. Step 6: Final answer
    x = 47,172.27

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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.