Home / 28,685.61-39,551.90-24,699.87

Finding the Fourth Proportional to 28,685.61, 39,551.90 and 24,699.87

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Solution

The fourth proportional to 28,685.61, 39,551.90 and 24,699.87 is: 34,056.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,685.61 : 39,551.90 = 24,699.87 : x
  2. Step 2: Convert to fraction form
    28,685.61/39,551.90 = 24,699.87/x
  3. Step 3: Cross multiply
    28,685.61x = 39,551.90 × 24,699.87
  4. Step 4: Simplify right side
    28,685.61x = 976,926,664.75
  5. Step 5: Solve for x
    x = 976,926,664.75/28,685.61
  6. Step 6: Final answer
    x = 34,056.33

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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.