Home / 19,551.95-29,327.65-4,760.90

Finding the Fourth Proportional to 19,551.95, 29,327.65 and 4,760.90

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Solution

The fourth proportional to 19,551.95, 29,327.65 and 4,760.90 is: 7,141.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.95 : 29,327.65 = 4,760.90 : x
  2. Step 2: Convert to fraction form
    19,551.95/29,327.65 = 4,760.90/x
  3. Step 3: Cross multiply
    19,551.95x = 29,327.65 × 4,760.90
  4. Step 4: Simplify right side
    19,551.95x = 139,626,008.89
  5. Step 5: Solve for x
    x = 139,626,008.89/19,551.95
  6. Step 6: Final answer
    x = 7,141.28

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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.