Home / 40,029.48-55,263.18-26,619

Finding the Fourth Proportional to 40,029.48, 55,263.18 and 26,619

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Solution

The fourth proportional to 40,029.48, 55,263.18 and 26,619 is: 36,749.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,029.48 : 55,263.18 = 26,619 : x
  2. Step 2: Convert to fraction form
    40,029.48/55,263.18 = 26,619/x
  3. Step 3: Cross multiply
    40,029.48x = 55,263.18 × 26,619
  4. Step 4: Simplify right side
    40,029.48x = 1,471,050,588.42
  5. Step 5: Solve for x
    x = 1,471,050,588.42/40,029.48
  6. Step 6: Final answer
    x = 36,749.18

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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.