Home / 42,023.14-63,034.72-10,858.40

Finding the Fourth Proportional to 42,023.14, 63,034.72 and 10,858.40

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Solution

The fourth proportional to 42,023.14, 63,034.72 and 10,858.40 is: 16,287.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,023.14 : 63,034.72 = 10,858.40 : x
  2. Step 2: Convert to fraction form
    42,023.14/63,034.72 = 10,858.40/x
  3. Step 3: Cross multiply
    42,023.14x = 63,034.72 × 10,858.40
  4. Step 4: Simplify right side
    42,023.14x = 684,456,203.65
  5. Step 5: Solve for x
    x = 684,456,203.65/42,023.14
  6. Step 6: Final answer
    x = 16,287.60

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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.