Home / 42,277.18-63,415.77-10,687.33

Finding the Fourth Proportional to 42,277.18, 63,415.77 and 10,687.33

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Solution

The fourth proportional to 42,277.18, 63,415.77 and 10,687.33 is: 16,031.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,277.18 : 63,415.77 = 10,687.33 : x
  2. Step 2: Convert to fraction form
    42,277.18/63,415.77 = 10,687.33/x
  3. Step 3: Cross multiply
    42,277.18x = 63,415.77 × 10,687.33
  4. Step 4: Simplify right side
    42,277.18x = 677,745,261.19
  5. Step 5: Solve for x
    x = 677,745,261.19/42,277.18
  6. Step 6: Final answer
    x = 16,031.00

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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.