Home / 40,298.64-60,386.38-16,912.32

Finding the Fourth Proportional to 40,298.64, 60,386.38 and 16,912.32

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Solution

The fourth proportional to 40,298.64, 60,386.38 and 16,912.32 is: 25,342.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,298.64 : 60,386.38 = 16,912.32 : x
  2. Step 2: Convert to fraction form
    40,298.64/60,386.38 = 16,912.32/x
  3. Step 3: Cross multiply
    40,298.64x = 60,386.38 × 16,912.32
  4. Step 4: Simplify right side
    40,298.64x = 1,021,273,782.20
  5. Step 5: Solve for x
    x = 1,021,273,782.20/40,298.64
  6. Step 6: Final answer
    x = 25,342.64

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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.