Home / 19,490.95-29,236.17-4,699.75

Finding the Fourth Proportional to 19,490.95, 29,236.17 and 4,699.75

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Solution

The fourth proportional to 19,490.95, 29,236.17 and 4,699.75 is: 7,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490.95 : 29,236.17 = 4,699.75 : x
  2. Step 2: Convert to fraction form
    19,490.95/29,236.17 = 4,699.75/x
  3. Step 3: Cross multiply
    19,490.95x = 29,236.17 × 4,699.75
  4. Step 4: Simplify right side
    19,490.95x = 137,402,666.46
  5. Step 5: Solve for x
    x = 137,402,666.46/19,490.95
  6. Step 6: Final answer
    x = 7,049.56

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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.