Home / 39,071.35-53,915.25-22,077.07

Finding the Fourth Proportional to 39,071.35, 53,915.25 and 22,077.07

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Solution

The fourth proportional to 39,071.35, 53,915.25 and 22,077.07 is: 30,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,071.35 : 53,915.25 = 22,077.07 : x
  2. Step 2: Convert to fraction form
    39,071.35/53,915.25 = 22,077.07/x
  3. Step 3: Cross multiply
    39,071.35x = 53,915.25 × 22,077.07
  4. Step 4: Simplify right side
    39,071.35x = 1,190,290,748.32
  5. Step 5: Solve for x
    x = 1,190,290,748.32/39,071.35
  6. Step 6: Final answer
    x = 30,464.54

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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.