Home / 42,762.04-64,084.74-26,127.88

Finding the Fourth Proportional to 42,762.04, 64,084.74 and 26,127.88

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Solution

The fourth proportional to 42,762.04, 64,084.74 and 26,127.88 is: 39,156.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,762.04 : 64,084.74 = 26,127.88 : x
  2. Step 2: Convert to fraction form
    42,762.04/64,084.74 = 26,127.88/x
  3. Step 3: Cross multiply
    42,762.04x = 64,084.74 × 26,127.88
  4. Step 4: Simplify right side
    42,762.04x = 1,674,398,396.55
  5. Step 5: Solve for x
    x = 1,674,398,396.55/42,762.04
  6. Step 6: Final answer
    x = 39,156.19

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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.