Home / 32,719.05-45,152.51-18,572.13

Finding the Fourth Proportional to 32,719.05, 45,152.51 and 18,572.13

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Solution

The fourth proportional to 32,719.05, 45,152.51 and 18,572.13 is: 25,629.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,719.05 : 45,152.51 = 18,572.13 : x
  2. Step 2: Convert to fraction form
    32,719.05/45,152.51 = 18,572.13/x
  3. Step 3: Cross multiply
    32,719.05x = 45,152.51 × 18,572.13
  4. Step 4: Simplify right side
    32,719.05x = 838,578,192.69
  5. Step 5: Solve for x
    x = 838,578,192.69/32,719.05
  6. Step 6: Final answer
    x = 25,629.66

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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.