Home / 33,225.04-45,851.16-18,117.84

Finding the Fourth Proportional to 33,225.04, 45,851.16 and 18,117.84

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Solution

The fourth proportional to 33,225.04, 45,851.16 and 18,117.84 is: 25,002.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,225.04 : 45,851.16 = 18,117.84 : x
  2. Step 2: Convert to fraction form
    33,225.04/45,851.16 = 18,117.84/x
  3. Step 3: Cross multiply
    33,225.04x = 45,851.16 × 18,117.84
  4. Step 4: Simplify right side
    33,225.04x = 830,723,980.69
  5. Step 5: Solve for x
    x = 830,723,980.69/33,225.04
  6. Step 6: Final answer
    x = 25,002.95

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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.