Home / 42,808.23-64,230.75-23,082.18

Finding the Fourth Proportional to 42,808.23, 64,230.75 and 23,082.18

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Solution

The fourth proportional to 42,808.23, 64,230.75 and 23,082.18 is: 34,633.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,808.23 : 64,230.75 = 23,082.18 : x
  2. Step 2: Convert to fraction form
    42,808.23/64,230.75 = 23,082.18/x
  3. Step 3: Cross multiply
    42,808.23x = 64,230.75 × 23,082.18
  4. Step 4: Simplify right side
    42,808.23x = 1,482,585,733.04
  5. Step 5: Solve for x
    x = 1,482,585,733.04/42,808.23
  6. Step 6: Final answer
    x = 34,633.19

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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.