Home / 34,514.34-47,628.69-19,407.66

Finding the Fourth Proportional to 34,514.34, 47,628.69 and 19,407.66

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Solution

The fourth proportional to 34,514.34, 47,628.69 and 19,407.66 is: 26,781.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,514.34 : 47,628.69 = 19,407.66 : x
  2. Step 2: Convert to fraction form
    34,514.34/47,628.69 = 19,407.66/x
  3. Step 3: Cross multiply
    34,514.34x = 47,628.69 × 19,407.66
  4. Step 4: Simplify right side
    34,514.34x = 924,361,421.77
  5. Step 5: Solve for x
    x = 924,361,421.77/34,514.34
  6. Step 6: Final answer
    x = 26,781.95

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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.