Home / 38,791.71-53,527.50-22,870.35

Finding the Fourth Proportional to 38,791.71, 53,527.50 and 22,870.35

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Solution

The fourth proportional to 38,791.71, 53,527.50 and 22,870.35 is: 31,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,791.71 : 53,527.50 = 22,870.35 : x
  2. Step 2: Convert to fraction form
    38,791.71/53,527.50 = 22,870.35/x
  3. Step 3: Cross multiply
    38,791.71x = 53,527.50 × 22,870.35
  4. Step 4: Simplify right side
    38,791.71x = 1,224,192,659.63
  5. Step 5: Solve for x
    x = 1,224,192,659.63/38,791.71
  6. Step 6: Final answer
    x = 31,558.10

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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.