Home / 42,799.04-64,226.10-23,091.20

Finding the Fourth Proportional to 42,799.04, 64,226.10 and 23,091.20

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Solution

The fourth proportional to 42,799.04, 64,226.10 and 23,091.20 is: 34,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,799.04 : 64,226.10 = 23,091.20 : x
  2. Step 2: Convert to fraction form
    42,799.04/64,226.10 = 23,091.20/x
  3. Step 3: Cross multiply
    42,799.04x = 64,226.10 × 23,091.20
  4. Step 4: Simplify right side
    42,799.04x = 1,483,057,720.32
  5. Step 5: Solve for x
    x = 1,483,057,720.32/42,799.04
  6. Step 6: Final answer
    x = 34,651.66

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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.