Home / 42,263.04-63,426.70-15,634.22

Finding the Fourth Proportional to 42,263.04, 63,426.70 and 15,634.22

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Solution

The fourth proportional to 42,263.04, 63,426.70 and 15,634.22 is: 23,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,263.04 : 63,426.70 = 15,634.22 : x
  2. Step 2: Convert to fraction form
    42,263.04/63,426.70 = 15,634.22/x
  3. Step 3: Cross multiply
    42,263.04x = 63,426.70 × 15,634.22
  4. Step 4: Simplify right side
    42,263.04x = 991,626,596.14
  5. Step 5: Solve for x
    x = 991,626,596.14/42,263.04
  6. Step 6: Final answer
    x = 23,463.21

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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.