Home / 23,048.99-31,811.49-13,357.01

Finding the Fourth Proportional to 23,048.99, 31,811.49 and 13,357.01

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Solution

The fourth proportional to 23,048.99, 31,811.49 and 13,357.01 is: 18,434.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,048.99 : 31,811.49 = 13,357.01 : x
  2. Step 2: Convert to fraction form
    23,048.99/31,811.49 = 13,357.01/x
  3. Step 3: Cross multiply
    23,048.99x = 31,811.49 × 13,357.01
  4. Step 4: Simplify right side
    23,048.99x = 424,906,230.99
  5. Step 5: Solve for x
    x = 424,906,230.99/23,048.99
  6. Step 6: Final answer
    x = 18,434.92

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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.