Home / 37,733.76-52,064.64-20,966.40

Finding the Fourth Proportional to 37,733.76, 52,064.64 and 20,966.40

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Solution

The fourth proportional to 37,733.76, 52,064.64 and 20,966.40 is: 28,929.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,733.76 : 52,064.64 = 20,966.40 : x
  2. Step 2: Convert to fraction form
    37,733.76/52,064.64 = 20,966.40/x
  3. Step 3: Cross multiply
    37,733.76x = 52,064.64 × 20,966.40
  4. Step 4: Simplify right side
    37,733.76x = 1,091,608,068.10
  5. Step 5: Solve for x
    x = 1,091,608,068.10/37,733.76
  6. Step 6: Final answer
    x = 28,929.22

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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.