Home / 40,902.93-61,354.41-13,200.93

Finding the Fourth Proportional to 40,902.93, 61,354.41 and 13,200.93

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Solution

The fourth proportional to 40,902.93, 61,354.41 and 13,200.93 is: 19,801.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,902.93 : 61,354.41 = 13,200.93 : x
  2. Step 2: Convert to fraction form
    40,902.93/61,354.41 = 13,200.93/x
  3. Step 3: Cross multiply
    40,902.93x = 61,354.41 × 13,200.93
  4. Step 4: Simplify right side
    40,902.93x = 809,935,271.60
  5. Step 5: Solve for x
    x = 809,935,271.60/40,902.93
  6. Step 6: Final answer
    x = 19,801.40

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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.