Home / 35,180.16-48,549.96-20,075.28

Finding the Fourth Proportional to 35,180.16, 48,549.96 and 20,075.28

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Solution

The fourth proportional to 35,180.16, 48,549.96 and 20,075.28 is: 27,704.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,180.16 : 48,549.96 = 20,075.28 : x
  2. Step 2: Convert to fraction form
    35,180.16/48,549.96 = 20,075.28/x
  3. Step 3: Cross multiply
    35,180.16x = 48,549.96 × 20,075.28
  4. Step 4: Simplify right side
    35,180.16x = 974,654,040.99
  5. Step 5: Solve for x
    x = 974,654,040.99/35,180.16
  6. Step 6: Final answer
    x = 27,704.65

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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.