Home / 15,158.15-22,740.74-4,769.63

Finding the Fourth Proportional to 15,158.15, 22,740.74 and 4,769.63

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Solution

The fourth proportional to 15,158.15, 22,740.74 and 4,769.63 is: 7,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,158.15 : 22,740.74 = 4,769.63 : x
  2. Step 2: Convert to fraction form
    15,158.15/22,740.74 = 4,769.63/x
  3. Step 3: Cross multiply
    15,158.15x = 22,740.74 × 4,769.63
  4. Step 4: Simplify right side
    15,158.15x = 108,464,778.17
  5. Step 5: Solve for x
    x = 108,464,778.17/15,158.15
  6. Step 6: Final answer
    x = 7,155.54

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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.