Home / 25,425.80-38,052.30-22,315.40

Finding the Fourth Proportional to 25,425.80, 38,052.30 and 22,315.40

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Solution

The fourth proportional to 25,425.80, 38,052.30 and 22,315.40 is: 33,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,425.80 : 38,052.30 = 22,315.40 : x
  2. Step 2: Convert to fraction form
    25,425.80/38,052.30 = 22,315.40/x
  3. Step 3: Cross multiply
    25,425.80x = 38,052.30 × 22,315.40
  4. Step 4: Simplify right side
    25,425.80x = 849,152,295.42
  5. Step 5: Solve for x
    x = 849,152,295.42/25,425.80
  6. Step 6: Final answer
    x = 33,397.27

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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.