Home / 34,663.68-47,835.63-18,748.08

Finding the Fourth Proportional to 34,663.68, 47,835.63 and 18,748.08

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Solution

The fourth proportional to 34,663.68, 47,835.63 and 18,748.08 is: 25,872.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,663.68 : 47,835.63 = 18,748.08 : x
  2. Step 2: Convert to fraction form
    34,663.68/47,835.63 = 18,748.08/x
  3. Step 3: Cross multiply
    34,663.68x = 47,835.63 × 18,748.08
  4. Step 4: Simplify right side
    34,663.68x = 896,826,218.09
  5. Step 5: Solve for x
    x = 896,826,218.09/34,663.68
  6. Step 6: Final answer
    x = 25,872.22

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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.