Home / 13,152.60-19,748.10-9,274.20

Finding the Fourth Proportional to 13,152.60, 19,748.10 and 9,274.20

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Solution

The fourth proportional to 13,152.60, 19,748.10 and 9,274.20 is: 13,924.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152.60 : 19,748.10 = 9,274.20 : x
  2. Step 2: Convert to fraction form
    13,152.60/19,748.10 = 9,274.20/x
  3. Step 3: Cross multiply
    13,152.60x = 19,748.10 × 9,274.20
  4. Step 4: Simplify right side
    13,152.60x = 183,147,829.02
  5. Step 5: Solve for x
    x = 183,147,829.02/13,152.60
  6. Step 6: Final answer
    x = 13,924.84

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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.