Home / 42,342.03-63,513.07-10,754.46

Finding the Fourth Proportional to 42,342.03, 63,513.07 and 10,754.46

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Solution

The fourth proportional to 42,342.03, 63,513.07 and 10,754.46 is: 16,131.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,342.03 : 63,513.07 = 10,754.46 : x
  2. Step 2: Convert to fraction form
    42,342.03/63,513.07 = 10,754.46/x
  3. Step 3: Cross multiply
    42,342.03x = 63,513.07 × 10,754.46
  4. Step 4: Simplify right side
    42,342.03x = 683,048,485.57
  5. Step 5: Solve for x
    x = 683,048,485.57/42,342.03
  6. Step 6: Final answer
    x = 16,131.69

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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.