Home / 37,291.51-55,959.18-13,919.77

Finding the Fourth Proportional to 37,291.51, 55,959.18 and 13,919.77

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Solution

The fourth proportional to 37,291.51, 55,959.18 and 13,919.77 is: 20,887.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,291.51 : 55,959.18 = 13,919.77 : x
  2. Step 2: Convert to fraction form
    37,291.51/55,959.18 = 13,919.77/x
  3. Step 3: Cross multiply
    37,291.51x = 55,959.18 × 13,919.77
  4. Step 4: Simplify right side
    37,291.51x = 778,938,914.99
  5. Step 5: Solve for x
    x = 778,938,914.99/37,291.51
  6. Step 6: Final answer
    x = 20,887.84

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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.