Home / 35,803.72-53,708.46-12,111.04

Finding the Fourth Proportional to 35,803.72, 53,708.46 and 12,111.04

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Solution

The fourth proportional to 35,803.72, 53,708.46 and 12,111.04 is: 18,167.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,803.72 : 53,708.46 = 12,111.04 : x
  2. Step 2: Convert to fraction form
    35,803.72/53,708.46 = 12,111.04/x
  3. Step 3: Cross multiply
    35,803.72x = 53,708.46 × 12,111.04
  4. Step 4: Simplify right side
    35,803.72x = 650,465,307.40
  5. Step 5: Solve for x
    x = 650,465,307.40/35,803.72
  6. Step 6: Final answer
    x = 18,167.53

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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.