Home / 35,494.08-53,105.76-21,402.24

Finding the Fourth Proportional to 35,494.08, 53,105.76 and 21,402.24

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Solution

The fourth proportional to 35,494.08, 53,105.76 and 21,402.24 is: 32,021.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,494.08 : 53,105.76 = 21,402.24 : x
  2. Step 2: Convert to fraction form
    35,494.08/53,105.76 = 21,402.24/x
  3. Step 3: Cross multiply
    35,494.08x = 53,105.76 × 21,402.24
  4. Step 4: Simplify right side
    35,494.08x = 1,136,582,220.90
  5. Step 5: Solve for x
    x = 1,136,582,220.90/35,494.08
  6. Step 6: Final answer
    x = 32,021.74

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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.