Home / 32,637.78-48,888.27-20,891.70

Finding the Fourth Proportional to 32,637.78, 48,888.27 and 20,891.70

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Solution

The fourth proportional to 32,637.78, 48,888.27 and 20,891.70 is: 31,293.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,637.78 : 48,888.27 = 20,891.70 : x
  2. Step 2: Convert to fraction form
    32,637.78/48,888.27 = 20,891.70/x
  3. Step 3: Cross multiply
    32,637.78x = 48,888.27 × 20,891.70
  4. Step 4: Simplify right side
    32,637.78x = 1,021,359,070.36
  5. Step 5: Solve for x
    x = 1,021,359,070.36/32,637.78
  6. Step 6: Final answer
    x = 31,293.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.