Home / 42,564.81-58,711.30-26,621.58

Finding the Fourth Proportional to 42,564.81, 58,711.30 and 26,621.58

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Solution

The fourth proportional to 42,564.81, 58,711.30 and 26,621.58 is: 36,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,564.81 : 58,711.30 = 26,621.58 : x
  2. Step 2: Convert to fraction form
    42,564.81/58,711.30 = 26,621.58/x
  3. Step 3: Cross multiply
    42,564.81x = 58,711.30 × 26,621.58
  4. Step 4: Simplify right side
    42,564.81x = 1,562,987,569.85
  5. Step 5: Solve for x
    x = 1,562,987,569.85/42,564.81
  6. Step 6: Final answer
    x = 36,720.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.