Home / 40,389.48-55,733.10-22,483.08

Finding the Fourth Proportional to 40,389.48, 55,733.10 and 22,483.08

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Solution

The fourth proportional to 40,389.48, 55,733.10 and 22,483.08 is: 31,024.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,389.48 : 55,733.10 = 22,483.08 : x
  2. Step 2: Convert to fraction form
    40,389.48/55,733.10 = 22,483.08/x
  3. Step 3: Cross multiply
    40,389.48x = 55,733.10 × 22,483.08
  4. Step 4: Simplify right side
    40,389.48x = 1,253,051,745.95
  5. Step 5: Solve for x
    x = 1,253,051,745.95/40,389.48
  6. Step 6: Final answer
    x = 31,024.21

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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.