Home / 10,050.34-13,840.20-9,408.52

Finding the Fourth Proportional to 10,050.34, 13,840.20 and 9,408.52

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Solution

The fourth proportional to 10,050.34, 13,840.20 and 9,408.52 is: 12,956.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050.34 : 13,840.20 = 9,408.52 : x
  2. Step 2: Convert to fraction form
    10,050.34/13,840.20 = 9,408.52/x
  3. Step 3: Cross multiply
    10,050.34x = 13,840.20 × 9,408.52
  4. Step 4: Simplify right side
    10,050.34x = 130,215,798.50
  5. Step 5: Solve for x
    x = 130,215,798.50/10,050.34
  6. Step 6: Final answer
    x = 12,956.36

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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.