Home / 31,548.74-47,322.54-9,377.10

Finding the Fourth Proportional to 31,548.74, 47,322.54 and 9,377.10

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Solution

The fourth proportional to 31,548.74, 47,322.54 and 9,377.10 is: 14,065.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,548.74 : 47,322.54 = 9,377.10 : x
  2. Step 2: Convert to fraction form
    31,548.74/47,322.54 = 9,377.10/x
  3. Step 3: Cross multiply
    31,548.74x = 47,322.54 × 9,377.10
  4. Step 4: Simplify right side
    31,548.74x = 443,748,189.83
  5. Step 5: Solve for x
    x = 443,748,189.83/31,548.74
  6. Step 6: Final answer
    x = 14,065.48

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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.