Home / 10,040.10-15,031.35-9,752.10

Finding the Fourth Proportional to 10,040.10, 15,031.35 and 9,752.10

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Solution

The fourth proportional to 10,040.10, 15,031.35 and 9,752.10 is: 14,600.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040.10 : 15,031.35 = 9,752.10 : x
  2. Step 2: Convert to fraction form
    10,040.10/15,031.35 = 9,752.10/x
  3. Step 3: Cross multiply
    10,040.10x = 15,031.35 × 9,752.10
  4. Step 4: Simplify right side
    10,040.10x = 146,587,228.34
  5. Step 5: Solve for x
    x = 146,587,228.34/10,040.10
  6. Step 6: Final answer
    x = 14,600.18

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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.