Home / 32,128.98-48,200.52-9,638.70

Finding the Fourth Proportional to 32,128.98, 48,200.52 and 9,638.70

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Solution

The fourth proportional to 32,128.98, 48,200.52 and 9,638.70 is: 14,460.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,128.98 : 48,200.52 = 9,638.70 : x
  2. Step 2: Convert to fraction form
    32,128.98/48,200.52 = 9,638.70/x
  3. Step 3: Cross multiply
    32,128.98x = 48,200.52 × 9,638.70
  4. Step 4: Simplify right side
    32,128.98x = 464,590,352.12
  5. Step 5: Solve for x
    x = 464,590,352.12/32,128.98
  6. Step 6: Final answer
    x = 14,460.17

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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.