Home / 42,759.04-64,080.24-26,124.88

Finding the Fourth Proportional to 42,759.04, 64,080.24 and 26,124.88

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Solution

The fourth proportional to 42,759.04, 64,080.24 and 26,124.88 is: 39,151.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,759.04 : 64,080.24 = 26,124.88 : x
  2. Step 2: Convert to fraction form
    42,759.04/64,080.24 = 26,124.88/x
  3. Step 3: Cross multiply
    42,759.04x = 64,080.24 × 26,124.88
  4. Step 4: Simplify right side
    42,759.04x = 1,674,088,580.37
  5. Step 5: Solve for x
    x = 1,674,088,580.37/42,759.04
  6. Step 6: Final answer
    x = 39,151.69

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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.