Home / 37,810.68-52,172.76-21,043.68

Finding the Fourth Proportional to 37,810.68, 52,172.76 and 21,043.68

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Solution

The fourth proportional to 37,810.68, 52,172.76 and 21,043.68 is: 29,036.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,810.68 : 52,172.76 = 21,043.68 : x
  2. Step 2: Convert to fraction form
    37,810.68/52,172.76 = 21,043.68/x
  3. Step 3: Cross multiply
    37,810.68x = 52,172.76 × 21,043.68
  4. Step 4: Simplify right side
    37,810.68x = 1,097,906,866.16
  5. Step 5: Solve for x
    x = 1,097,906,866.16/37,810.68
  6. Step 6: Final answer
    x = 29,036.95

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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.