Home / 38,960.48-58,398.80-16,784.30

Finding the Fourth Proportional to 38,960.48, 58,398.80 and 16,784.30

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Solution

The fourth proportional to 38,960.48, 58,398.80 and 16,784.30 is: 25,158.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,960.48 : 58,398.80 = 16,784.30 : x
  2. Step 2: Convert to fraction form
    38,960.48/58,398.80 = 16,784.30/x
  3. Step 3: Cross multiply
    38,960.48x = 58,398.80 × 16,784.30
  4. Step 4: Simplify right side
    38,960.48x = 980,182,602.92
  5. Step 5: Solve for x
    x = 980,182,602.92/38,960.48
  6. Step 6: Final answer
    x = 25,158.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.