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Finding the Fourth Proportional to 32,913.65, 45,420.65 and 17,806.27

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Solution

The fourth proportional to 32,913.65, 45,420.65 and 17,806.27 is: 24,572.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,913.65 : 45,420.65 = 17,806.27 : x
  2. Step 2: Convert to fraction form
    32,913.65/45,420.65 = 17,806.27/x
  3. Step 3: Cross multiply
    32,913.65x = 45,420.65 × 17,806.27
  4. Step 4: Simplify right side
    32,913.65x = 808,772,357.48
  5. Step 5: Solve for x
    x = 808,772,357.48/32,913.65
  6. Step 6: Final answer
    x = 24,572.55

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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.