Home / 38,784.06-53,522.50-22,867.56

Finding the Fourth Proportional to 38,784.06, 53,522.50 and 22,867.56

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Solution

The fourth proportional to 38,784.06, 53,522.50 and 22,867.56 is: 31,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,784.06 : 53,522.50 = 22,867.56 : x
  2. Step 2: Convert to fraction form
    38,784.06/53,522.50 = 22,867.56/x
  3. Step 3: Cross multiply
    38,784.06x = 53,522.50 × 22,867.56
  4. Step 4: Simplify right side
    38,784.06x = 1,223,928,980.10
  5. Step 5: Solve for x
    x = 1,223,928,980.10/38,784.06
  6. Step 6: Final answer
    x = 31,557.53

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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.