Home / 35,695.11-53,543.22-13,518.93

Finding the Fourth Proportional to 35,695.11, 53,543.22 and 13,518.93

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Solution

The fourth proportional to 35,695.11, 53,543.22 and 13,518.93 is: 20,278.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,695.11 : 53,543.22 = 13,518.93 : x
  2. Step 2: Convert to fraction form
    35,695.11/53,543.22 = 13,518.93/x
  3. Step 3: Cross multiply
    35,695.11x = 53,543.22 × 13,518.93
  4. Step 4: Simplify right side
    35,695.11x = 723,847,043.15
  5. Step 5: Solve for x
    x = 723,847,043.15/35,695.11
  6. Step 6: Final answer
    x = 20,278.61

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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.