Home / 38,412.88-57,618.74-23,424.40

Finding the Fourth Proportional to 38,412.88, 57,618.74 and 23,424.40

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Solution

The fourth proportional to 38,412.88, 57,618.74 and 23,424.40 is: 35,136.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,412.88 : 57,618.74 = 23,424.40 : x
  2. Step 2: Convert to fraction form
    38,412.88/57,618.74 = 23,424.40/x
  3. Step 3: Cross multiply
    38,412.88x = 57,618.74 × 23,424.40
  4. Step 4: Simplify right side
    38,412.88x = 1,349,684,543.84
  5. Step 5: Solve for x
    x = 1,349,684,543.84/38,412.88
  6. Step 6: Final answer
    x = 35,136.25

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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.