Home / 44,421.36-66,632.12-13,256.62

Finding the Fourth Proportional to 44,421.36, 66,632.12 and 13,256.62

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Solution

The fourth proportional to 44,421.36, 66,632.12 and 13,256.62 is: 19,884.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,421.36 : 66,632.12 = 13,256.62 : x
  2. Step 2: Convert to fraction form
    44,421.36/66,632.12 = 13,256.62/x
  3. Step 3: Cross multiply
    44,421.36x = 66,632.12 × 13,256.62
  4. Step 4: Simplify right side
    44,421.36x = 883,316,694.63
  5. Step 5: Solve for x
    x = 883,316,694.63/44,421.36
  6. Step 6: Final answer
    x = 19,884.95

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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.