Home / 34,514.79-47,630.18-19,407.48

Finding the Fourth Proportional to 34,514.79, 47,630.18 and 19,407.48

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Solution

The fourth proportional to 34,514.79, 47,630.18 and 19,407.48 is: 26,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,514.79 : 47,630.18 = 19,407.48 : x
  2. Step 2: Convert to fraction form
    34,514.79/47,630.18 = 19,407.48/x
  3. Step 3: Cross multiply
    34,514.79x = 47,630.18 × 19,407.48
  4. Step 4: Simplify right side
    34,514.79x = 924,381,668.71
  5. Step 5: Solve for x
    x = 924,381,668.71/34,514.79
  6. Step 6: Final answer
    x = 26,782.19

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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.