Home / 34,637.76-47,800.35-18,722.19

Finding the Fourth Proportional to 34,637.76, 47,800.35 and 18,722.19

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Solution

The fourth proportional to 34,637.76, 47,800.35 and 18,722.19 is: 25,836.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,637.76 : 47,800.35 = 18,722.19 : x
  2. Step 2: Convert to fraction form
    34,637.76/47,800.35 = 18,722.19/x
  3. Step 3: Cross multiply
    34,637.76x = 47,800.35 × 18,722.19
  4. Step 4: Simplify right side
    34,637.76x = 894,927,234.77
  5. Step 5: Solve for x
    x = 894,927,234.77/34,637.76
  6. Step 6: Final answer
    x = 25,836.75

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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.