Home / 19,630.48-29,441.28-5,590.20

Finding the Fourth Proportional to 19,630.48, 29,441.28 and 5,590.20

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Solution

The fourth proportional to 19,630.48, 29,441.28 and 5,590.20 is: 8,384.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,630.48 : 29,441.28 = 5,590.20 : x
  2. Step 2: Convert to fraction form
    19,630.48/29,441.28 = 5,590.20/x
  3. Step 3: Cross multiply
    19,630.48x = 29,441.28 × 5,590.20
  4. Step 4: Simplify right side
    19,630.48x = 164,582,643.46
  5. Step 5: Solve for x
    x = 164,582,643.46/19,630.48
  6. Step 6: Final answer
    x = 8,384.04

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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.