Home / 38,869.46-53,643.93-22,955.39

Finding the Fourth Proportional to 38,869.46, 53,643.93 and 22,955.39

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Solution

The fourth proportional to 38,869.46, 53,643.93 and 22,955.39 is: 31,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,869.46 : 53,643.93 = 22,955.39 : x
  2. Step 2: Convert to fraction form
    38,869.46/53,643.93 = 22,955.39/x
  3. Step 3: Cross multiply
    38,869.46x = 53,643.93 × 22,955.39
  4. Step 4: Simplify right side
    38,869.46x = 1,231,417,334.28
  5. Step 5: Solve for x
    x = 1,231,417,334.28/38,869.46
  6. Step 6: Final answer
    x = 31,680.84

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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.