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Finding the Fourth Proportional to 32,888.76, 49,328.87 and 13,167.51

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Solution

The fourth proportional to 32,888.76, 49,328.87 and 13,167.51 is: 19,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,888.76 : 49,328.87 = 13,167.51 : x
  2. Step 2: Convert to fraction form
    32,888.76/49,328.87 = 13,167.51/x
  3. Step 3: Cross multiply
    32,888.76x = 49,328.87 × 13,167.51
  4. Step 4: Simplify right side
    32,888.76x = 649,538,323.18
  5. Step 5: Solve for x
    x = 649,538,323.18/32,888.76
  6. Step 6: Final answer
    x = 19,749.55

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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.