Home / 19,475.58-26,875.92-10,977.60

Finding the Fourth Proportional to 19,475.58, 26,875.92 and 10,977.60

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Solution

The fourth proportional to 19,475.58, 26,875.92 and 10,977.60 is: 15,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,475.58 : 26,875.92 = 10,977.60 : x
  2. Step 2: Convert to fraction form
    19,475.58/26,875.92 = 10,977.60/x
  3. Step 3: Cross multiply
    19,475.58x = 26,875.92 × 10,977.60
  4. Step 4: Simplify right side
    19,475.58x = 295,033,099.39
  5. Step 5: Solve for x
    x = 295,033,099.39/19,475.58
  6. Step 6: Final answer
    x = 15,148.87

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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.