Home / 16,242.48-24,371.32-15,980.40

Finding the Fourth Proportional to 16,242.48, 24,371.32 and 15,980.40

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Solution

The fourth proportional to 16,242.48, 24,371.32 and 15,980.40 is: 23,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,242.48 : 24,371.32 = 15,980.40 : x
  2. Step 2: Convert to fraction form
    16,242.48/24,371.32 = 15,980.40/x
  3. Step 3: Cross multiply
    16,242.48x = 24,371.32 × 15,980.40
  4. Step 4: Simplify right side
    16,242.48x = 389,463,442.13
  5. Step 5: Solve for x
    x = 389,463,442.13/16,242.48
  6. Step 6: Final answer
    x = 23,978.08

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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.