Home / 28,559.04-42,827.91-9,833.78

Finding the Fourth Proportional to 28,559.04, 42,827.91 and 9,833.78

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Solution

The fourth proportional to 28,559.04, 42,827.91 and 9,833.78 is: 14,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,559.04 : 42,827.91 = 9,833.78 : x
  2. Step 2: Convert to fraction form
    28,559.04/42,827.91 = 9,833.78/x
  3. Step 3: Cross multiply
    28,559.04x = 42,827.91 × 9,833.78
  4. Step 4: Simplify right side
    28,559.04x = 421,160,244.80
  5. Step 5: Solve for x
    x = 421,160,244.80/28,559.04
  6. Step 6: Final answer
    x = 14,747.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.