Home / 58,829.10-81,184.08-31,971.54

Finding the Fourth Proportional to 58,829.10, 81,184.08 and 31,971.54

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Solution

The fourth proportional to 58,829.10, 81,184.08 and 31,971.54 is: 44,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,829.10 : 81,184.08 = 31,971.54 : x
  2. Step 2: Convert to fraction form
    58,829.10/81,184.08 = 31,971.54/x
  3. Step 3: Cross multiply
    58,829.10x = 81,184.08 × 31,971.54
  4. Step 4: Simplify right side
    58,829.10x = 2,595,580,061.08
  5. Step 5: Solve for x
    x = 2,595,580,061.08/58,829.10
  6. Step 6: Final answer
    x = 44,120.68

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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.