Home / 47,216.16-70,832.88-19,516.32

Finding the Fourth Proportional to 47,216.16, 70,832.88 and 19,516.32

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Solution

The fourth proportional to 47,216.16, 70,832.88 and 19,516.32 is: 29,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,216.16 : 70,832.88 = 19,516.32 : x
  2. Step 2: Convert to fraction form
    47,216.16/70,832.88 = 19,516.32/x
  3. Step 3: Cross multiply
    47,216.16x = 70,832.88 × 19,516.32
  4. Step 4: Simplify right side
    47,216.16x = 1,382,397,152.60
  5. Step 5: Solve for x
    x = 1,382,397,152.60/47,216.16
  6. Step 6: Final answer
    x = 29,278.05

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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.