Home / 15,830.80-23,746.20-9,925.90

Finding the Fourth Proportional to 15,830.80, 23,746.20 and 9,925.90

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Solution

The fourth proportional to 15,830.80, 23,746.20 and 9,925.90 is: 14,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,830.80 : 23,746.20 = 9,925.90 : x
  2. Step 2: Convert to fraction form
    15,830.80/23,746.20 = 9,925.90/x
  3. Step 3: Cross multiply
    15,830.80x = 23,746.20 × 9,925.90
  4. Step 4: Simplify right side
    15,830.80x = 235,702,406.58
  5. Step 5: Solve for x
    x = 235,702,406.58/15,830.80
  6. Step 6: Final answer
    x = 14,888.85

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Similar ratio
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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.