Home / 25,304.78-34,925.91-14,693.78

Finding the Fourth Proportional to 25,304.78, 34,925.91 and 14,693.78

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Solution

The fourth proportional to 25,304.78, 34,925.91 and 14,693.78 is: 20,280.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,304.78 : 34,925.91 = 14,693.78 : x
  2. Step 2: Convert to fraction form
    25,304.78/34,925.91 = 14,693.78/x
  3. Step 3: Cross multiply
    25,304.78x = 34,925.91 × 14,693.78
  4. Step 4: Simplify right side
    25,304.78x = 513,193,637.84
  5. Step 5: Solve for x
    x = 513,193,637.84/25,304.78
  6. Step 6: Final answer
    x = 20,280.50

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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.