Home / 14,320.02-19,760.30-8,031.18

Finding the Fourth Proportional to 14,320.02, 19,760.30 and 8,031.18

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Solution

The fourth proportional to 14,320.02, 19,760.30 and 8,031.18 is: 11,082.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.02 : 19,760.30 = 8,031.18 : x
  2. Step 2: Convert to fraction form
    14,320.02/19,760.30 = 8,031.18/x
  3. Step 3: Cross multiply
    14,320.02x = 19,760.30 × 8,031.18
  4. Step 4: Simplify right side
    14,320.02x = 158,698,526.15
  5. Step 5: Solve for x
    x = 158,698,526.15/14,320.02
  6. Step 6: Final answer
    x = 11,082.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.