Home / 52,702.79-72,721.40-30,041.82

Finding the Fourth Proportional to 52,702.79, 72,721.40 and 30,041.82

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Solution

The fourth proportional to 52,702.79, 72,721.40 and 30,041.82 is: 41,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,702.79 : 72,721.40 = 30,041.82 : x
  2. Step 2: Convert to fraction form
    52,702.79/72,721.40 = 30,041.82/x
  3. Step 3: Cross multiply
    52,702.79x = 72,721.40 × 30,041.82
  4. Step 4: Simplify right side
    52,702.79x = 2,184,683,058.74
  5. Step 5: Solve for x
    x = 2,184,683,058.74/52,702.79
  6. Step 6: Final answer
    x = 41,452.90

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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.