Home / 38,623.77-57,941.51-13,664.10

Finding the Fourth Proportional to 38,623.77, 57,941.51 and 13,664.10

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Solution

The fourth proportional to 38,623.77, 57,941.51 and 13,664.10 is: 20,498.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,623.77 : 57,941.51 = 13,664.10 : x
  2. Step 2: Convert to fraction form
    38,623.77/57,941.51 = 13,664.10/x
  3. Step 3: Cross multiply
    38,623.77x = 57,941.51 × 13,664.10
  4. Step 4: Simplify right side
    38,623.77x = 791,718,518.47
  5. Step 5: Solve for x
    x = 791,718,518.47/38,623.77
  6. Step 6: Final answer
    x = 20,498.22

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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.