Home / 31,523.60-47,285.40-17,526.80

Finding the Fourth Proportional to 31,523.60, 47,285.40 and 17,526.80

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Solution

The fourth proportional to 31,523.60, 47,285.40 and 17,526.80 is: 26,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,523.60 : 47,285.40 = 17,526.80 : x
  2. Step 2: Convert to fraction form
    31,523.60/47,285.40 = 17,526.80/x
  3. Step 3: Cross multiply
    31,523.60x = 47,285.40 × 17,526.80
  4. Step 4: Simplify right side
    31,523.60x = 828,761,748.72
  5. Step 5: Solve for x
    x = 828,761,748.72/31,523.60
  6. Step 6: Final answer
    x = 26,290.20

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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.