Home / 15,507.40-23,265.02-6,743.88

Finding the Fourth Proportional to 15,507.40, 23,265.02 and 6,743.88

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Solution

The fourth proportional to 15,507.40, 23,265.02 and 6,743.88 is: 10,117.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,507.40 : 23,265.02 = 6,743.88 : x
  2. Step 2: Convert to fraction form
    15,507.40/23,265.02 = 6,743.88/x
  3. Step 3: Cross multiply
    15,507.40x = 23,265.02 × 6,743.88
  4. Step 4: Simplify right side
    15,507.40x = 156,896,503.08
  5. Step 5: Solve for x
    x = 156,896,503.08/15,507.40
  6. Step 6: Final answer
    x = 10,117.52

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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.