Home / 44,055.76-66,051-20,668.24

Finding the Fourth Proportional to 44,055.76, 66,051 and 20,668.24

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Solution

The fourth proportional to 44,055.76, 66,051 and 20,668.24 is: 30,987.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,055.76 : 66,051 = 20,668.24 : x
  2. Step 2: Convert to fraction form
    44,055.76/66,051 = 20,668.24/x
  3. Step 3: Cross multiply
    44,055.76x = 66,051 × 20,668.24
  4. Step 4: Simplify right side
    44,055.76x = 1,365,157,920.24
  5. Step 5: Solve for x
    x = 1,365,157,920.24/44,055.76
  6. Step 6: Final answer
    x = 30,987.05

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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.