Home / 28,575.07-39,429.86-16,476.01

Finding the Fourth Proportional to 28,575.07, 39,429.86 and 16,476.01

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Solution

The fourth proportional to 28,575.07, 39,429.86 and 16,476.01 is: 22,734.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,575.07 : 39,429.86 = 16,476.01 : x
  2. Step 2: Convert to fraction form
    28,575.07/39,429.86 = 16,476.01/x
  3. Step 3: Cross multiply
    28,575.07x = 39,429.86 × 16,476.01
  4. Step 4: Simplify right side
    28,575.07x = 649,646,648.49
  5. Step 5: Solve for x
    x = 649,646,648.49/28,575.07
  6. Step 6: Final answer
    x = 22,734.74

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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.