Home / 38,717.81-53,434.11-23,611.31

Finding the Fourth Proportional to 38,717.81, 53,434.11 and 23,611.31

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Solution

The fourth proportional to 38,717.81, 53,434.11 and 23,611.31 is: 32,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,717.81 : 53,434.11 = 23,611.31 : x
  2. Step 2: Convert to fraction form
    38,717.81/53,434.11 = 23,611.31/x
  3. Step 3: Cross multiply
    38,717.81x = 53,434.11 × 23,611.31
  4. Step 4: Simplify right side
    38,717.81x = 1,261,649,068.61
  5. Step 5: Solve for x
    x = 1,261,649,068.61/38,717.81
  6. Step 6: Final answer
    x = 32,585.76

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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.