Home / 42,647.93-63,888.77-25,966.59

Finding the Fourth Proportional to 42,647.93, 63,888.77 and 25,966.59

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Solution

The fourth proportional to 42,647.93, 63,888.77 and 25,966.59 is: 38,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,647.93 : 63,888.77 = 25,966.59 : x
  2. Step 2: Convert to fraction form
    42,647.93/63,888.77 = 25,966.59/x
  3. Step 3: Cross multiply
    42,647.93x = 63,888.77 × 25,966.59
  4. Step 4: Simplify right side
    42,647.93x = 1,658,973,366.36
  5. Step 5: Solve for x
    x = 1,658,973,366.36/42,647.93
  6. Step 6: Final answer
    x = 38,899.28

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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.