Home / 25,432.80-35,096.40-14,823.12

Finding the Fourth Proportional to 25,432.80, 35,096.40 and 14,823.12

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Solution

The fourth proportional to 25,432.80, 35,096.40 and 14,823.12 is: 20,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.80 : 35,096.40 = 14,823.12 : x
  2. Step 2: Convert to fraction form
    25,432.80/35,096.40 = 14,823.12/x
  3. Step 3: Cross multiply
    25,432.80x = 35,096.40 × 14,823.12
  4. Step 4: Simplify right side
    25,432.80x = 520,238,148.77
  5. Step 5: Solve for x
    x = 520,238,148.77/25,432.80
  6. Step 6: Final answer
    x = 20,455.40

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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.