Home / 14,060.76-19,419.54-10,912.16

Finding the Fourth Proportional to 14,060.76, 19,419.54 and 10,912.16

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Solution

The fourth proportional to 14,060.76, 19,419.54 and 10,912.16 is: 15,070.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.76 : 19,419.54 = 10,912.16 : x
  2. Step 2: Convert to fraction form
    14,060.76/19,419.54 = 10,912.16/x
  3. Step 3: Cross multiply
    14,060.76x = 19,419.54 × 10,912.16
  4. Step 4: Simplify right side
    14,060.76x = 211,909,127.61
  5. Step 5: Solve for x
    x = 211,909,127.61/14,060.76
  6. Step 6: Final answer
    x = 15,070.96

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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.