Home / 35,000.08-48,298.28-19,890.72

Finding the Fourth Proportional to 35,000.08, 48,298.28 and 19,890.72

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Solution

The fourth proportional to 35,000.08, 48,298.28 and 19,890.72 is: 27,448.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,000.08 : 48,298.28 = 19,890.72 : x
  2. Step 2: Convert to fraction form
    35,000.08/48,298.28 = 19,890.72/x
  3. Step 3: Cross multiply
    35,000.08x = 48,298.28 × 19,890.72
  4. Step 4: Simplify right side
    35,000.08x = 960,687,563.96
  5. Step 5: Solve for x
    x = 960,687,563.96/35,000.08
  6. Step 6: Final answer
    x = 27,448.15

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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.