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Finding the Fourth Proportional to 23,838.65, 32,931.65 and 19,052.46

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Solution

The fourth proportional to 23,838.65, 32,931.65 and 19,052.46 is: 26,319.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,838.65 : 32,931.65 = 19,052.46 : x
  2. Step 2: Convert to fraction form
    23,838.65/32,931.65 = 19,052.46/x
  3. Step 3: Cross multiply
    23,838.65x = 32,931.65 × 19,052.46
  4. Step 4: Simplify right side
    23,838.65x = 627,428,944.36
  5. Step 5: Solve for x
    x = 627,428,944.36/23,838.65
  6. Step 6: Final answer
    x = 26,319.82

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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.