Home / 37,418.99-51,637.95-20,423.16

Finding the Fourth Proportional to 37,418.99, 51,637.95 and 20,423.16

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Solution

The fourth proportional to 37,418.99, 51,637.95 and 20,423.16 is: 28,183.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,418.99 : 51,637.95 = 20,423.16 : x
  2. Step 2: Convert to fraction form
    37,418.99/51,637.95 = 20,423.16/x
  3. Step 3: Cross multiply
    37,418.99x = 51,637.95 × 20,423.16
  4. Step 4: Simplify right side
    37,418.99x = 1,054,610,114.92
  5. Step 5: Solve for x
    x = 1,054,610,114.92/37,418.99
  6. Step 6: Final answer
    x = 28,183.82

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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.