Home / 15,487.48-23,247.60-9,648.20

Finding the Fourth Proportional to 15,487.48, 23,247.60 and 9,648.20

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Solution

The fourth proportional to 15,487.48, 23,247.60 and 9,648.20 is: 14,482.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487.48 : 23,247.60 = 9,648.20 : x
  2. Step 2: Convert to fraction form
    15,487.48/23,247.60 = 9,648.20/x
  3. Step 3: Cross multiply
    15,487.48x = 23,247.60 × 9,648.20
  4. Step 4: Simplify right side
    15,487.48x = 224,297,494.32
  5. Step 5: Solve for x
    x = 224,297,494.32/15,487.48
  6. Step 6: Final answer
    x = 14,482.50

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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.