Home / 42,031.65-58,002.87-22,911.60

Finding the Fourth Proportional to 42,031.65, 58,002.87 and 22,911.60

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Solution

The fourth proportional to 42,031.65, 58,002.87 and 22,911.60 is: 31,617.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,031.65 : 58,002.87 = 22,911.60 : x
  2. Step 2: Convert to fraction form
    42,031.65/58,002.87 = 22,911.60/x
  3. Step 3: Cross multiply
    42,031.65x = 58,002.87 × 22,911.60
  4. Step 4: Simplify right side
    42,031.65x = 1,328,938,556.29
  5. Step 5: Solve for x
    x = 1,328,938,556.29/42,031.65
  6. Step 6: Final answer
    x = 31,617.57

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1.5x scale

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.