Home / 42,752.97-64,113.03-17,804.79

Finding the Fourth Proportional to 42,752.97, 64,113.03 and 17,804.79

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Solution

The fourth proportional to 42,752.97, 64,113.03 and 17,804.79 is: 26,700.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,752.97 : 64,113.03 = 17,804.79 : x
  2. Step 2: Convert to fraction form
    42,752.97/64,113.03 = 17,804.79/x
  3. Step 3: Cross multiply
    42,752.97x = 64,113.03 × 17,804.79
  4. Step 4: Simplify right side
    42,752.97x = 1,141,519,035.41
  5. Step 5: Solve for x
    x = 1,141,519,035.41/42,752.97
  6. Step 6: Final answer
    x = 26,700.34

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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.