Home / 34,664.16-47,836.56-18,748.74

Finding the Fourth Proportional to 34,664.16, 47,836.56 and 18,748.74

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Solution

The fourth proportional to 34,664.16, 47,836.56 and 18,748.74 is: 25,873.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,664.16 : 47,836.56 = 18,748.74 : x
  2. Step 2: Convert to fraction form
    34,664.16/47,836.56 = 18,748.74/x
  3. Step 3: Cross multiply
    34,664.16x = 47,836.56 × 18,748.74
  4. Step 4: Simplify right side
    34,664.16x = 896,875,225.93
  5. Step 5: Solve for x
    x = 896,875,225.93/34,664.16
  6. Step 6: Final answer
    x = 25,873.27

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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.