Home / 37,130.18-51,237.50-20,363.18

Finding the Fourth Proportional to 37,130.18, 51,237.50 and 20,363.18

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Solution

The fourth proportional to 37,130.18, 51,237.50 and 20,363.18 is: 28,100.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130.18 : 51,237.50 = 20,363.18 : x
  2. Step 2: Convert to fraction form
    37,130.18/51,237.50 = 20,363.18/x
  3. Step 3: Cross multiply
    37,130.18x = 51,237.50 × 20,363.18
  4. Step 4: Simplify right side
    37,130.18x = 1,043,358,435.25
  5. Step 5: Solve for x
    x = 1,043,358,435.25/37,130.18
  6. Step 6: Final answer
    x = 28,100.01

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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.