Home / 15,045.60-22,571.28-4,657.44

Finding the Fourth Proportional to 15,045.60, 22,571.28 and 4,657.44

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Solution

The fourth proportional to 15,045.60, 22,571.28 and 4,657.44 is: 6,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,045.60 : 22,571.28 = 4,657.44 : x
  2. Step 2: Convert to fraction form
    15,045.60/22,571.28 = 4,657.44/x
  3. Step 3: Cross multiply
    15,045.60x = 22,571.28 × 4,657.44
  4. Step 4: Simplify right side
    15,045.60x = 105,124,382.32
  5. Step 5: Solve for x
    x = 105,124,382.32/15,045.60
  6. Step 6: Final answer
    x = 6,987.05

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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.