Home / 16,902.60-25,337.70-13,152.30

Finding the Fourth Proportional to 16,902.60, 25,337.70 and 13,152.30

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Solution

The fourth proportional to 16,902.60, 25,337.70 and 13,152.30 is: 19,715.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.60 : 25,337.70 = 13,152.30 : x
  2. Step 2: Convert to fraction form
    16,902.60/25,337.70 = 13,152.30/x
  3. Step 3: Cross multiply
    16,902.60x = 25,337.70 × 13,152.30
  4. Step 4: Simplify right side
    16,902.60x = 333,249,031.71
  5. Step 5: Solve for x
    x = 333,249,031.71/16,902.60
  6. Step 6: Final answer
    x = 19,715.84

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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.