Home / 33,088.98-45,663.08-17,981.64

Finding the Fourth Proportional to 33,088.98, 45,663.08 and 17,981.64

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Solution

The fourth proportional to 33,088.98, 45,663.08 and 17,981.64 is: 24,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,088.98 : 45,663.08 = 17,981.64 : x
  2. Step 2: Convert to fraction form
    33,088.98/45,663.08 = 17,981.64/x
  3. Step 3: Cross multiply
    33,088.98x = 45,663.08 × 17,981.64
  4. Step 4: Simplify right side
    33,088.98x = 821,097,065.85
  5. Step 5: Solve for x
    x = 821,097,065.85/33,088.98
  6. Step 6: Final answer
    x = 24,814.82

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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.