Home / 25,472.79-38,159.48-16,681.05

Finding the Fourth Proportional to 25,472.79, 38,159.48 and 16,681.05

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Solution

The fourth proportional to 25,472.79, 38,159.48 and 16,681.05 is: 24,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,472.79 : 38,159.48 = 16,681.05 : x
  2. Step 2: Convert to fraction form
    25,472.79/38,159.48 = 16,681.05/x
  3. Step 3: Cross multiply
    25,472.79x = 38,159.48 × 16,681.05
  4. Step 4: Simplify right side
    25,472.79x = 636,540,193.85
  5. Step 5: Solve for x
    x = 636,540,193.85/25,472.79
  6. Step 6: Final answer
    x = 24,989.03

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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.