Home / 14,003.12-19,328.10-8,037.92

Finding the Fourth Proportional to 14,003.12, 19,328.10 and 8,037.92

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Solution

The fourth proportional to 14,003.12, 19,328.10 and 8,037.92 is: 11,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.12 : 19,328.10 = 8,037.92 : x
  2. Step 2: Convert to fraction form
    14,003.12/19,328.10 = 8,037.92/x
  3. Step 3: Cross multiply
    14,003.12x = 19,328.10 × 8,037.92
  4. Step 4: Simplify right side
    14,003.12x = 155,357,721.55
  5. Step 5: Solve for x
    x = 155,357,721.55/14,003.12
  6. Step 6: Final answer
    x = 11,094.51

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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.