Home / 25,261.98-34,862.15-13,931.64

Finding the Fourth Proportional to 25,261.98, 34,862.15 and 13,931.64

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Solution

The fourth proportional to 25,261.98, 34,862.15 and 13,931.64 is: 19,226.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,261.98 : 34,862.15 = 13,931.64 : x
  2. Step 2: Convert to fraction form
    25,261.98/34,862.15 = 13,931.64/x
  3. Step 3: Cross multiply
    25,261.98x = 34,862.15 × 13,931.64
  4. Step 4: Simplify right side
    25,261.98x = 485,686,853.77
  5. Step 5: Solve for x
    x = 485,686,853.77/25,261.98
  6. Step 6: Final answer
    x = 19,226.00

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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.