Home / 28,787.55-42,975.75-24,357.66

Finding the Fourth Proportional to 28,787.55, 42,975.75 and 24,357.66

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Solution

The fourth proportional to 28,787.55, 42,975.75 and 24,357.66 is: 36,362.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,787.55 : 42,975.75 = 24,357.66 : x
  2. Step 2: Convert to fraction form
    28,787.55/42,975.75 = 24,357.66/x
  3. Step 3: Cross multiply
    28,787.55x = 42,975.75 × 24,357.66
  4. Step 4: Simplify right side
    28,787.55x = 1,046,788,706.75
  5. Step 5: Solve for x
    x = 1,046,788,706.75/28,787.55
  6. Step 6: Final answer
    x = 36,362.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.