Home / 51,454.16-70,985.84-33,542.88

Finding the Fourth Proportional to 51,454.16, 70,985.84 and 33,542.88

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Solution

The fourth proportional to 51,454.16, 70,985.84 and 33,542.88 is: 46,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,454.16 : 70,985.84 = 33,542.88 : x
  2. Step 2: Convert to fraction form
    51,454.16/70,985.84 = 33,542.88/x
  3. Step 3: Cross multiply
    51,454.16x = 70,985.84 × 33,542.88
  4. Step 4: Simplify right side
    51,454.16x = 2,381,069,512.82
  5. Step 5: Solve for x
    x = 2,381,069,512.82/51,454.16
  6. Step 6: Final answer
    x = 46,275.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.