Home / 35,169.40-48,556.41-31,386.07

Finding the Fourth Proportional to 35,169.40, 48,556.41 and 31,386.07

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Solution

The fourth proportional to 35,169.40, 48,556.41 and 31,386.07 is: 43,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,169.40 : 48,556.41 = 31,386.07 : x
  2. Step 2: Convert to fraction form
    35,169.40/48,556.41 = 31,386.07/x
  3. Step 3: Cross multiply
    35,169.40x = 48,556.41 × 31,386.07
  4. Step 4: Simplify right side
    35,169.40x = 1,523,994,883.21
  5. Step 5: Solve for x
    x = 1,523,994,883.21/35,169.40
  6. Step 6: Final answer
    x = 43,332.98

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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.