Home / 35,948.40-53,922.60-12,577.20

Finding the Fourth Proportional to 35,948.40, 53,922.60 and 12,577.20

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Solution

The fourth proportional to 35,948.40, 53,922.60 and 12,577.20 is: 18,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,948.40 : 53,922.60 = 12,577.20 : x
  2. Step 2: Convert to fraction form
    35,948.40/53,922.60 = 12,577.20/x
  3. Step 3: Cross multiply
    35,948.40x = 53,922.60 × 12,577.20
  4. Step 4: Simplify right side
    35,948.40x = 678,195,324.72
  5. Step 5: Solve for x
    x = 678,195,324.72/35,948.40
  6. Step 6: Final answer
    x = 18,865.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.