Home / 31,779.48-47,669.56-9,593.04

Finding the Fourth Proportional to 31,779.48, 47,669.56 and 9,593.04

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Solution

The fourth proportional to 31,779.48, 47,669.56 and 9,593.04 is: 14,389.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,779.48 : 47,669.56 = 9,593.04 : x
  2. Step 2: Convert to fraction form
    31,779.48/47,669.56 = 9,593.04/x
  3. Step 3: Cross multiply
    31,779.48x = 47,669.56 × 9,593.04
  4. Step 4: Simplify right side
    31,779.48x = 457,295,971.88
  5. Step 5: Solve for x
    x = 457,295,971.88/31,779.48
  6. Step 6: Final answer
    x = 14,389.66

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1.5x scale

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.