Home / 24,686.08-36,988.80-19,729.60

Finding the Fourth Proportional to 24,686.08, 36,988.80 and 19,729.60

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Solution

The fourth proportional to 24,686.08, 36,988.80 and 19,729.60 is: 29,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,686.08 : 36,988.80 = 19,729.60 : x
  2. Step 2: Convert to fraction form
    24,686.08/36,988.80 = 19,729.60/x
  3. Step 3: Cross multiply
    24,686.08x = 36,988.80 × 19,729.60
  4. Step 4: Simplify right side
    24,686.08x = 729,774,228.48
  5. Step 5: Solve for x
    x = 729,774,228.48/24,686.08
  6. Step 6: Final answer
    x = 29,562.18

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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.