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Finding the Fourth Proportional to 38,551.71, 53,180.84 and 23,448.99

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Solution

The fourth proportional to 38,551.71, 53,180.84 and 23,448.99 is: 32,347.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,551.71 : 53,180.84 = 23,448.99 : x
  2. Step 2: Convert to fraction form
    38,551.71/53,180.84 = 23,448.99/x
  3. Step 3: Cross multiply
    38,551.71x = 53,180.84 × 23,448.99
  4. Step 4: Simplify right side
    38,551.71x = 1,247,036,868.11
  5. Step 5: Solve for x
    x = 1,247,036,868.11/38,551.71
  6. Step 6: Final answer
    x = 32,347.12

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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.