Home / 31,030.50-42,818.85-17,597.46

Finding the Fourth Proportional to 31,030.50, 42,818.85 and 17,597.46

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Solution

The fourth proportional to 31,030.50, 42,818.85 and 17,597.46 is: 24,282.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030.50 : 42,818.85 = 17,597.46 : x
  2. Step 2: Convert to fraction form
    31,030.50/42,818.85 = 17,597.46/x
  3. Step 3: Cross multiply
    31,030.50x = 42,818.85 × 17,597.46
  4. Step 4: Simplify right side
    31,030.50x = 753,503,000.12
  5. Step 5: Solve for x
    x = 753,503,000.12/31,030.50
  6. Step 6: Final answer
    x = 24,282.66

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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.