Home / 25,374.40-38,095.80-14,855.20

Finding the Fourth Proportional to 25,374.40, 38,095.80 and 14,855.20

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Solution

The fourth proportional to 25,374.40, 38,095.80 and 14,855.20 is: 22,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,374.40 : 38,095.80 = 14,855.20 : x
  2. Step 2: Convert to fraction form
    25,374.40/38,095.80 = 14,855.20/x
  3. Step 3: Cross multiply
    25,374.40x = 38,095.80 × 14,855.20
  4. Step 4: Simplify right side
    25,374.40x = 565,920,728.16
  5. Step 5: Solve for x
    x = 565,920,728.16/25,374.40
  6. Step 6: Final answer
    x = 22,302.82

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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.