Home / 35,076.91-52,613.77-12,888.66

Finding the Fourth Proportional to 35,076.91, 52,613.77 and 12,888.66

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Solution

The fourth proportional to 35,076.91, 52,613.77 and 12,888.66 is: 19,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,076.91 : 52,613.77 = 12,888.66 : x
  2. Step 2: Convert to fraction form
    35,076.91/52,613.77 = 12,888.66/x
  3. Step 3: Cross multiply
    35,076.91x = 52,613.77 × 12,888.66
  4. Step 4: Simplify right side
    35,076.91x = 678,120,992.85
  5. Step 5: Solve for x
    x = 678,120,992.85/35,076.91
  6. Step 6: Final answer
    x = 19,332.40

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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.