Home / 21,350.94-32,032.17-19,294.62

Finding the Fourth Proportional to 21,350.94, 32,032.17 and 19,294.62

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Solution

The fourth proportional to 21,350.94, 32,032.17 and 19,294.62 is: 28,947.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,350.94 : 32,032.17 = 19,294.62 : x
  2. Step 2: Convert to fraction form
    21,350.94/32,032.17 = 19,294.62/x
  3. Step 3: Cross multiply
    21,350.94x = 32,032.17 × 19,294.62
  4. Step 4: Simplify right side
    21,350.94x = 618,048,547.93
  5. Step 5: Solve for x
    x = 618,048,547.93/21,350.94
  6. Step 6: Final answer
    x = 28,947.14

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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.