Home / 28,580.24-39,437.48-16,641.06

Finding the Fourth Proportional to 28,580.24, 39,437.48 and 16,641.06

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Solution

The fourth proportional to 28,580.24, 39,437.48 and 16,641.06 is: 22,962.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,580.24 : 39,437.48 = 16,641.06 : x
  2. Step 2: Convert to fraction form
    28,580.24/39,437.48 = 16,641.06/x
  3. Step 3: Cross multiply
    28,580.24x = 39,437.48 × 16,641.06
  4. Step 4: Simplify right side
    28,580.24x = 656,281,470.93
  5. Step 5: Solve for x
    x = 656,281,470.93/28,580.24
  6. Step 6: Final answer
    x = 22,962.77

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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.