Home / 14,273.60-19,697.16-7,900.46

Finding the Fourth Proportional to 14,273.60, 19,697.16 and 7,900.46

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Solution

The fourth proportional to 14,273.60, 19,697.16 and 7,900.46 is: 10,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.60 : 19,697.16 = 7,900.46 : x
  2. Step 2: Convert to fraction form
    14,273.60/19,697.16 = 7,900.46/x
  3. Step 3: Cross multiply
    14,273.60x = 19,697.16 × 7,900.46
  4. Step 4: Simplify right side
    14,273.60x = 155,616,526.21
  5. Step 5: Solve for x
    x = 155,616,526.21/14,273.60
  6. Step 6: Final answer
    x = 10,902.40

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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.