Home / 14,253.28-19,670.16-10,062.88

Finding the Fourth Proportional to 14,253.28, 19,670.16 and 10,062.88

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Solution

The fourth proportional to 14,253.28, 19,670.16 and 10,062.88 is: 13,887.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.28 : 19,670.16 = 10,062.88 : x
  2. Step 2: Convert to fraction form
    14,253.28/19,670.16 = 10,062.88/x
  3. Step 3: Cross multiply
    14,253.28x = 19,670.16 × 10,062.88
  4. Step 4: Simplify right side
    14,253.28x = 197,938,459.66
  5. Step 5: Solve for x
    x = 197,938,459.66/14,253.28
  6. Step 6: Final answer
    x = 13,887.22

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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.