Home / 38,713.95-53,433.27-22,802.31

Finding the Fourth Proportional to 38,713.95, 53,433.27 and 22,802.31

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Solution

The fourth proportional to 38,713.95, 53,433.27 and 22,802.31 is: 31,471.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,713.95 : 53,433.27 = 22,802.31 : x
  2. Step 2: Convert to fraction form
    38,713.95/53,433.27 = 22,802.31/x
  3. Step 3: Cross multiply
    38,713.95x = 53,433.27 × 22,802.31
  4. Step 4: Simplify right side
    38,713.95x = 1,218,401,986.85
  5. Step 5: Solve for x
    x = 1,218,401,986.85/38,713.95
  6. Step 6: Final answer
    x = 31,471.91

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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.