Home / 35,451.36-53,189.34-15,743.76

Finding the Fourth Proportional to 35,451.36, 53,189.34 and 15,743.76

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Solution

The fourth proportional to 35,451.36, 53,189.34 and 15,743.76 is: 23,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.36 : 53,189.34 = 15,743.76 : x
  2. Step 2: Convert to fraction form
    35,451.36/53,189.34 = 15,743.76/x
  3. Step 3: Cross multiply
    35,451.36x = 53,189.34 × 15,743.76
  4. Step 4: Simplify right side
    35,451.36x = 837,400,203.52
  5. Step 5: Solve for x
    x = 837,400,203.52/35,451.36
  6. Step 6: Final answer
    x = 23,621.10

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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.