Home / 38,066.25-52,531.53-21,071.70

Finding the Fourth Proportional to 38,066.25, 52,531.53 and 21,071.70

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Solution

The fourth proportional to 38,066.25, 52,531.53 and 21,071.70 is: 29,079.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,066.25 : 52,531.53 = 21,071.70 : x
  2. Step 2: Convert to fraction form
    38,066.25/52,531.53 = 21,071.70/x
  3. Step 3: Cross multiply
    38,066.25x = 52,531.53 × 21,071.70
  4. Step 4: Simplify right side
    38,066.25x = 1,106,928,640.70
  5. Step 5: Solve for x
    x = 1,106,928,640.70/38,066.25
  6. Step 6: Final answer
    x = 29,079.00

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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.