Home / 44,762.10-67,142.75-21,317.46

Finding the Fourth Proportional to 44,762.10, 67,142.75 and 21,317.46

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Solution

The fourth proportional to 44,762.10, 67,142.75 and 21,317.46 is: 31,976.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,762.10 : 67,142.75 = 21,317.46 : x
  2. Step 2: Convert to fraction form
    44,762.10/67,142.75 = 21,317.46/x
  3. Step 3: Cross multiply
    44,762.10x = 67,142.75 × 21,317.46
  4. Step 4: Simplify right side
    44,762.10x = 1,431,312,780.83
  5. Step 5: Solve for x
    x = 1,431,312,780.83/44,762.10
  6. Step 6: Final answer
    x = 31,976.00

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1.5x scale

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.