Home / 35,673.61-49,229.08-20,566.30

Finding the Fourth Proportional to 35,673.61, 49,229.08 and 20,566.30

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Solution

The fourth proportional to 35,673.61, 49,229.08 and 20,566.30 is: 28,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,673.61 : 49,229.08 = 20,566.30 : x
  2. Step 2: Convert to fraction form
    35,673.61/49,229.08 = 20,566.30/x
  3. Step 3: Cross multiply
    35,673.61x = 49,229.08 × 20,566.30
  4. Step 4: Simplify right side
    35,673.61x = 1,012,460,028.00
  5. Step 5: Solve for x
    x = 1,012,460,028.00/35,673.61
  6. Step 6: Final answer
    x = 28,381.20

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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.