Home / 52,304.19-72,178.25-28,430.25

Finding the Fourth Proportional to 52,304.19, 72,178.25 and 28,430.25

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Solution

The fourth proportional to 52,304.19, 72,178.25 and 28,430.25 is: 39,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,304.19 : 72,178.25 = 28,430.25 : x
  2. Step 2: Convert to fraction form
    52,304.19/72,178.25 = 28,430.25/x
  3. Step 3: Cross multiply
    52,304.19x = 72,178.25 × 28,430.25
  4. Step 4: Simplify right side
    52,304.19x = 2,052,045,692.06
  5. Step 5: Solve for x
    x = 2,052,045,692.06/52,304.19
  6. Step 6: Final answer
    x = 39,232.91

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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.