Home / 15,630.16-23,442.70-5,774.08

Finding the Fourth Proportional to 15,630.16, 23,442.70 and 5,774.08

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Solution

The fourth proportional to 15,630.16, 23,442.70 and 5,774.08 is: 8,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,630.16 : 23,442.70 = 5,774.08 : x
  2. Step 2: Convert to fraction form
    15,630.16/23,442.70 = 5,774.08/x
  3. Step 3: Cross multiply
    15,630.16x = 23,442.70 × 5,774.08
  4. Step 4: Simplify right side
    15,630.16x = 135,360,025.22
  5. Step 5: Solve for x
    x = 135,360,025.22/15,630.16
  6. Step 6: Final answer
    x = 8,660.18

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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.