Home / 15,919.80-23,844.60-9,977.34

Finding the Fourth Proportional to 15,919.80, 23,844.60 and 9,977.34

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Solution

The fourth proportional to 15,919.80, 23,844.60 and 9,977.34 is: 14,944.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,919.80 : 23,844.60 = 9,977.34 : x
  2. Step 2: Convert to fraction form
    15,919.80/23,844.60 = 9,977.34/x
  3. Step 3: Cross multiply
    15,919.80x = 23,844.60 × 9,977.34
  4. Step 4: Simplify right side
    15,919.80x = 237,905,681.36
  5. Step 5: Solve for x
    x = 237,905,681.36/15,919.80
  6. Step 6: Final answer
    x = 14,944.01

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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.