Home / 30,377.04-45,565.56-9,317.15

Finding the Fourth Proportional to 30,377.04, 45,565.56 and 9,317.15

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Solution

The fourth proportional to 30,377.04, 45,565.56 and 9,317.15 is: 13,975.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,377.04 : 45,565.56 = 9,317.15 : x
  2. Step 2: Convert to fraction form
    30,377.04/45,565.56 = 9,317.15/x
  3. Step 3: Cross multiply
    30,377.04x = 45,565.56 × 9,317.15
  4. Step 4: Simplify right side
    30,377.04x = 424,540,929.53
  5. Step 5: Solve for x
    x = 424,540,929.53/30,377.04
  6. Step 6: Final answer
    x = 13,975.72

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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.