Home / 33,210.12-45,830.00-18,102.47

Finding the Fourth Proportional to 33,210.12, 45,830.00 and 18,102.47

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Solution

The fourth proportional to 33,210.12, 45,830.00 and 18,102.47 is: 24,981.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,210.12 : 45,830.00 = 18,102.47 : x
  2. Step 2: Convert to fraction form
    33,210.12/45,830.00 = 18,102.47/x
  3. Step 3: Cross multiply
    33,210.12x = 45,830.00 × 18,102.47
  4. Step 4: Simplify right side
    33,210.12x = 829,636,224.16
  5. Step 5: Solve for x
    x = 829,636,224.16/33,210.12
  6. Step 6: Final answer
    x = 24,981.43

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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.