Home / 10,904.70-16,357.05-10,248.60

Finding the Fourth Proportional to 10,904.70, 16,357.05 and 10,248.60

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Solution

The fourth proportional to 10,904.70, 16,357.05 and 10,248.60 is: 15,372.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.70 : 16,357.05 = 10,248.60 : x
  2. Step 2: Convert to fraction form
    10,904.70/16,357.05 = 10,248.60/x
  3. Step 3: Cross multiply
    10,904.70x = 16,357.05 × 10,248.60
  4. Step 4: Simplify right side
    10,904.70x = 167,636,862.63
  5. Step 5: Solve for x
    x = 167,636,862.63/10,904.70
  6. Step 6: Final answer
    x = 15,372.90

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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.