Home / 24,686.49-34,052.72-15,130.66

Finding the Fourth Proportional to 24,686.49, 34,052.72 and 15,130.66

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Solution

The fourth proportional to 24,686.49, 34,052.72 and 15,130.66 is: 20,871.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,686.49 : 34,052.72 = 15,130.66 : x
  2. Step 2: Convert to fraction form
    24,686.49/34,052.72 = 15,130.66/x
  3. Step 3: Cross multiply
    24,686.49x = 34,052.72 × 15,130.66
  4. Step 4: Simplify right side
    24,686.49x = 515,240,128.40
  5. Step 5: Solve for x
    x = 515,240,128.40/24,686.49
  6. Step 6: Final answer
    x = 20,871.34

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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.