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Finding the Fourth Proportional to 38,797.80, 53,547.94 and 22,881.32

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Solution

The fourth proportional to 38,797.80, 53,547.94 and 22,881.32 is: 31,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,797.80 : 53,547.94 = 22,881.32 : x
  2. Step 2: Convert to fraction form
    38,797.80/53,547.94 = 22,881.32/x
  3. Step 3: Cross multiply
    38,797.80x = 53,547.94 × 22,881.32
  4. Step 4: Simplify right side
    38,797.80x = 1,225,247,550.48
  5. Step 5: Solve for x
    x = 1,225,247,550.48/38,797.80
  6. Step 6: Final answer
    x = 31,580.34

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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.