Home / 35,749.68-53,632.12-10,791.60

Finding the Fourth Proportional to 35,749.68, 53,632.12 and 10,791.60

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Solution

The fourth proportional to 35,749.68, 53,632.12 and 10,791.60 is: 16,189.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,749.68 : 53,632.12 = 10,791.60 : x
  2. Step 2: Convert to fraction form
    35,749.68/53,632.12 = 10,791.60/x
  3. Step 3: Cross multiply
    35,749.68x = 53,632.12 × 10,791.60
  4. Step 4: Simplify right side
    35,749.68x = 578,776,386.19
  5. Step 5: Solve for x
    x = 578,776,386.19/35,749.68
  6. Step 6: Final answer
    x = 16,189.69

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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.