Home / 35,398.23-48,847.70-19,479.60

Finding the Fourth Proportional to 35,398.23, 48,847.70 and 19,479.60

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Solution

The fourth proportional to 35,398.23, 48,847.70 and 19,479.60 is: 26,880.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,398.23 : 48,847.70 = 19,479.60 : x
  2. Step 2: Convert to fraction form
    35,398.23/48,847.70 = 19,479.60/x
  3. Step 3: Cross multiply
    35,398.23x = 48,847.70 × 19,479.60
  4. Step 4: Simplify right side
    35,398.23x = 951,533,559.52
  5. Step 5: Solve for x
    x = 951,533,559.52/35,398.23
  6. Step 6: Final answer
    x = 26,880.82

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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.