Home / 42,849.24-64,283.24-12,862.23

Finding the Fourth Proportional to 42,849.24, 64,283.24 and 12,862.23

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Solution

The fourth proportional to 42,849.24, 64,283.24 and 12,862.23 is: 19,296.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,849.24 : 64,283.24 = 12,862.23 : x
  2. Step 2: Convert to fraction form
    42,849.24/64,283.24 = 12,862.23/x
  3. Step 3: Cross multiply
    42,849.24x = 64,283.24 × 12,862.23
  4. Step 4: Simplify right side
    42,849.24x = 826,825,818.03
  5. Step 5: Solve for x
    x = 826,825,818.03/42,849.24
  6. Step 6: Final answer
    x = 19,296.16

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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.