Home / 15,750.16-23,630.60-9,899.92

Finding the Fourth Proportional to 15,750.16, 23,630.60 and 9,899.92

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Solution

The fourth proportional to 15,750.16, 23,630.60 and 9,899.92 is: 14,853.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750.16 : 23,630.60 = 9,899.92 : x
  2. Step 2: Convert to fraction form
    15,750.16/23,630.60 = 9,899.92/x
  3. Step 3: Cross multiply
    15,750.16x = 23,630.60 × 9,899.92
  4. Step 4: Simplify right side
    15,750.16x = 233,941,049.55
  5. Step 5: Solve for x
    x = 233,941,049.55/15,750.16
  6. Step 6: Final answer
    x = 14,853.25

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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.