Home / 52,075.20-71,862.24-29,415.12

Finding the Fourth Proportional to 52,075.20, 71,862.24 and 29,415.12

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Solution

The fourth proportional to 52,075.20, 71,862.24 and 29,415.12 is: 40,592.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,075.20 : 71,862.24 = 29,415.12 : x
  2. Step 2: Convert to fraction form
    52,075.20/71,862.24 = 29,415.12/x
  3. Step 3: Cross multiply
    52,075.20x = 71,862.24 × 29,415.12
  4. Step 4: Simplify right side
    52,075.20x = 2,113,836,413.07
  5. Step 5: Solve for x
    x = 2,113,836,413.07/52,075.20
  6. Step 6: Final answer
    x = 40,592.00

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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.