Home / 19,610.04-29,415.06-7,931.46

Finding the Fourth Proportional to 19,610.04, 29,415.06 and 7,931.46

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Solution

The fourth proportional to 19,610.04, 29,415.06 and 7,931.46 is: 11,897.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,610.04 : 29,415.06 = 7,931.46 : x
  2. Step 2: Convert to fraction form
    19,610.04/29,415.06 = 7,931.46/x
  3. Step 3: Cross multiply
    19,610.04x = 29,415.06 × 7,931.46
  4. Step 4: Simplify right side
    19,610.04x = 233,304,371.79
  5. Step 5: Solve for x
    x = 233,304,371.79/19,610.04
  6. Step 6: Final answer
    x = 11,897.19

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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.