Home / 18,877.16-26,050.62-11,807.60

Finding the Fourth Proportional to 18,877.16, 26,050.62 and 11,807.60

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Solution

The fourth proportional to 18,877.16, 26,050.62 and 11,807.60 is: 16,294.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,877.16 : 26,050.62 = 11,807.60 : x
  2. Step 2: Convert to fraction form
    18,877.16/26,050.62 = 11,807.60/x
  3. Step 3: Cross multiply
    18,877.16x = 26,050.62 × 11,807.60
  4. Step 4: Simplify right side
    18,877.16x = 307,595,300.71
  5. Step 5: Solve for x
    x = 307,595,300.71/18,877.16
  6. Step 6: Final answer
    x = 16,294.58

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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.