Home / 37,316.71-51,458.35-28,820.22

Finding the Fourth Proportional to 37,316.71, 51,458.35 and 28,820.22

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Solution

The fourth proportional to 37,316.71, 51,458.35 and 28,820.22 is: 39,742.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,316.71 : 51,458.35 = 28,820.22 : x
  2. Step 2: Convert to fraction form
    37,316.71/51,458.35 = 28,820.22/x
  3. Step 3: Cross multiply
    37,316.71x = 51,458.35 × 28,820.22
  4. Step 4: Simplify right side
    37,316.71x = 1,483,040,967.84
  5. Step 5: Solve for x
    x = 1,483,040,967.84/37,316.71
  6. Step 6: Final answer
    x = 39,742.01

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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.