Home / 42,519.36-63,779.04-14,442.24

Finding the Fourth Proportional to 42,519.36, 63,779.04 and 14,442.24

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Solution

The fourth proportional to 42,519.36, 63,779.04 and 14,442.24 is: 21,663.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,519.36 : 63,779.04 = 14,442.24 : x
  2. Step 2: Convert to fraction form
    42,519.36/63,779.04 = 14,442.24/x
  3. Step 3: Cross multiply
    42,519.36x = 63,779.04 × 14,442.24
  4. Step 4: Simplify right side
    42,519.36x = 921,112,202.65
  5. Step 5: Solve for x
    x = 921,112,202.65/42,519.36
  6. Step 6: Final answer
    x = 21,663.36

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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.