Home / 15,421.51-23,135.90-5,033.25

Finding the Fourth Proportional to 15,421.51, 23,135.90 and 5,033.25

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Solution

The fourth proportional to 15,421.51, 23,135.90 and 5,033.25 is: 7,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,421.51 : 23,135.90 = 5,033.25 : x
  2. Step 2: Convert to fraction form
    15,421.51/23,135.90 = 5,033.25/x
  3. Step 3: Cross multiply
    15,421.51x = 23,135.90 × 5,033.25
  4. Step 4: Simplify right side
    15,421.51x = 116,448,768.68
  5. Step 5: Solve for x
    x = 116,448,768.68/15,421.51
  6. Step 6: Final answer
    x = 7,551.06

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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.