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Finding the Fourth Proportional to 32,574.65, 44,947.20 and 19,148.64

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Solution

The fourth proportional to 32,574.65, 44,947.20 and 19,148.64 is: 26,421.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,574.65 : 44,947.20 = 19,148.64 : x
  2. Step 2: Convert to fraction form
    32,574.65/44,947.20 = 19,148.64/x
  3. Step 3: Cross multiply
    32,574.65x = 44,947.20 × 19,148.64
  4. Step 4: Simplify right side
    32,574.65x = 860,677,751.81
  5. Step 5: Solve for x
    x = 860,677,751.81/32,574.65
  6. Step 6: Final answer
    x = 26,421.71

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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.