Home / 33,210.32-45,830.76-18,306.32

Finding the Fourth Proportional to 33,210.32, 45,830.76 and 18,306.32

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Solution

The fourth proportional to 33,210.32, 45,830.76 and 18,306.32 is: 25,263.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,210.32 : 45,830.76 = 18,306.32 : x
  2. Step 2: Convert to fraction form
    33,210.32/45,830.76 = 18,306.32/x
  3. Step 3: Cross multiply
    33,210.32x = 45,830.76 × 18,306.32
  4. Step 4: Simplify right side
    33,210.32x = 838,992,558.40
  5. Step 5: Solve for x
    x = 838,992,558.40/33,210.32
  6. Step 6: Final answer
    x = 25,263.01

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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.