Home / 14,902.40-20,567.10-8,937.35

Finding the Fourth Proportional to 14,902.40, 20,567.10 and 8,937.35

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Solution

The fourth proportional to 14,902.40, 20,567.10 and 8,937.35 is: 12,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902.40 : 20,567.10 = 8,937.35 : x
  2. Step 2: Convert to fraction form
    14,902.40/20,567.10 = 8,937.35/x
  3. Step 3: Cross multiply
    14,902.40x = 20,567.10 × 8,937.35
  4. Step 4: Simplify right side
    14,902.40x = 183,815,371.19
  5. Step 5: Solve for x
    x = 183,815,371.19/14,902.40
  6. Step 6: Final answer
    x = 12,334.62

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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.