Home / 45,013.12-62,116.80-24,870.40

Finding the Fourth Proportional to 45,013.12, 62,116.80 and 24,870.40

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Solution

The fourth proportional to 45,013.12, 62,116.80 and 24,870.40 is: 34,320.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,013.12 : 62,116.80 = 24,870.40 : x
  2. Step 2: Convert to fraction form
    45,013.12/62,116.80 = 24,870.40/x
  3. Step 3: Cross multiply
    45,013.12x = 62,116.80 × 24,870.40
  4. Step 4: Simplify right side
    45,013.12x = 1,544,869,662.72
  5. Step 5: Solve for x
    x = 1,544,869,662.72/45,013.12
  6. Step 6: Final answer
    x = 34,320.43

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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.