Home / 51,058.04-70,454.69-28,393.37

Finding the Fourth Proportional to 51,058.04, 70,454.69 and 28,393.37

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Solution

The fourth proportional to 51,058.04, 70,454.69 and 28,393.37 is: 39,179.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,058.04 : 70,454.69 = 28,393.37 : x
  2. Step 2: Convert to fraction form
    51,058.04/70,454.69 = 28,393.37/x
  3. Step 3: Cross multiply
    51,058.04x = 70,454.69 × 28,393.37
  4. Step 4: Simplify right side
    51,058.04x = 2,000,445,729.13
  5. Step 5: Solve for x
    x = 2,000,445,729.13/51,058.04
  6. Step 6: Final answer
    x = 39,179.84

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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.