Home / 52,361.33-72,258.95-28,488.18

Finding the Fourth Proportional to 52,361.33, 72,258.95 and 28,488.18

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Solution

The fourth proportional to 52,361.33, 72,258.95 and 28,488.18 is: 39,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,361.33 : 72,258.95 = 28,488.18 : x
  2. Step 2: Convert to fraction form
    52,361.33/72,258.95 = 28,488.18/x
  3. Step 3: Cross multiply
    52,361.33x = 72,258.95 × 28,488.18
  4. Step 4: Simplify right side
    52,361.33x = 2,058,525,470.48
  5. Step 5: Solve for x
    x = 2,058,525,470.48/52,361.33
  6. Step 6: Final answer
    x = 39,313.85

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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.