Home / 32,734.68-45,178.18-19,985.24

Finding the Fourth Proportional to 32,734.68, 45,178.18 and 19,985.24

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Solution

The fourth proportional to 32,734.68, 45,178.18 and 19,985.24 is: 27,582.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,734.68 : 45,178.18 = 19,985.24 : x
  2. Step 2: Convert to fraction form
    32,734.68/45,178.18 = 19,985.24/x
  3. Step 3: Cross multiply
    32,734.68x = 45,178.18 × 19,985.24
  4. Step 4: Simplify right side
    32,734.68x = 902,896,770.06
  5. Step 5: Solve for x
    x = 902,896,770.06/32,734.68
  6. Step 6: Final answer
    x = 27,582.27

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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.