Home / 58,627.08-87,948.10-18,631.78

Finding the Fourth Proportional to 58,627.08, 87,948.10 and 18,631.78

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Solution

The fourth proportional to 58,627.08, 87,948.10 and 18,631.78 is: 27,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,627.08 : 87,948.10 = 18,631.78 : x
  2. Step 2: Convert to fraction form
    58,627.08/87,948.10 = 18,631.78/x
  3. Step 3: Cross multiply
    58,627.08x = 87,948.10 × 18,631.78
  4. Step 4: Simplify right side
    58,627.08x = 1,638,629,650.62
  5. Step 5: Solve for x
    x = 1,638,629,650.62/58,627.08
  6. Step 6: Final answer
    x = 27,950.05

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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.