Home / 25,613.40-38,420.10-24,403.80

Finding the Fourth Proportional to 25,613.40, 38,420.10 and 24,403.80

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Solution

The fourth proportional to 25,613.40, 38,420.10 and 24,403.80 is: 36,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,613.40 : 38,420.10 = 24,403.80 : x
  2. Step 2: Convert to fraction form
    25,613.40/38,420.10 = 24,403.80/x
  3. Step 3: Cross multiply
    25,613.40x = 38,420.10 × 24,403.80
  4. Step 4: Simplify right side
    25,613.40x = 937,596,436.38
  5. Step 5: Solve for x
    x = 937,596,436.38/25,613.40
  6. Step 6: Final answer
    x = 36,605.70

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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.