Home / 17,319.16-25,981.80-5,630.32

Finding the Fourth Proportional to 17,319.16, 25,981.80 and 5,630.32

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Solution

The fourth proportional to 17,319.16, 25,981.80 and 5,630.32 is: 8,446.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,319.16 : 25,981.80 = 5,630.32 : x
  2. Step 2: Convert to fraction form
    17,319.16/25,981.80 = 5,630.32/x
  3. Step 3: Cross multiply
    17,319.16x = 25,981.80 × 5,630.32
  4. Step 4: Simplify right side
    17,319.16x = 146,285,848.18
  5. Step 5: Solve for x
    x = 146,285,848.18/17,319.16
  6. Step 6: Final answer
    x = 8,446.47

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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.