Home / 17,807.32-26,580.40-15,705.44

Finding the Fourth Proportional to 17,807.32, 26,580.40 and 15,705.44

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Solution

The fourth proportional to 17,807.32, 26,580.40 and 15,705.44 is: 23,442.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,807.32 : 26,580.40 = 15,705.44 : x
  2. Step 2: Convert to fraction form
    17,807.32/26,580.40 = 15,705.44/x
  3. Step 3: Cross multiply
    17,807.32x = 26,580.40 × 15,705.44
  4. Step 4: Simplify right side
    17,807.32x = 417,456,877.38
  5. Step 5: Solve for x
    x = 417,456,877.38/17,807.32
  6. Step 6: Final answer
    x = 23,442.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.