Home / 34,060.55-47,004.65-21,309.63

Finding the Fourth Proportional to 34,060.55, 47,004.65 and 21,309.63

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Solution

The fourth proportional to 34,060.55, 47,004.65 and 21,309.63 is: 29,407.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,060.55 : 47,004.65 = 21,309.63 : x
  2. Step 2: Convert to fraction form
    34,060.55/47,004.65 = 21,309.63/x
  3. Step 3: Cross multiply
    34,060.55x = 47,004.65 × 21,309.63
  4. Step 4: Simplify right side
    34,060.55x = 1,001,651,593.23
  5. Step 5: Solve for x
    x = 1,001,651,593.23/34,060.55
  6. Step 6: Final answer
    x = 29,407.97

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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.