Home / 37,008.10-55,512.15-19,293.40

Finding the Fourth Proportional to 37,008.10, 55,512.15 and 19,293.40

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Solution

The fourth proportional to 37,008.10, 55,512.15 and 19,293.40 is: 28,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,008.10 : 55,512.15 = 19,293.40 : x
  2. Step 2: Convert to fraction form
    37,008.10/55,512.15 = 19,293.40/x
  3. Step 3: Cross multiply
    37,008.10x = 55,512.15 × 19,293.40
  4. Step 4: Simplify right side
    37,008.10x = 1,071,018,114.81
  5. Step 5: Solve for x
    x = 1,071,018,114.81/37,008.10
  6. Step 6: Final answer
    x = 28,940.10

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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.