Home / 15,838.04-23,811.74-15,422.51

Finding the Fourth Proportional to 15,838.04, 23,811.74 and 15,422.51

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Solution

The fourth proportional to 15,838.04, 23,811.74 and 15,422.51 is: 23,187.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,838.04 : 23,811.74 = 15,422.51 : x
  2. Step 2: Convert to fraction form
    15,838.04/23,811.74 = 15,422.51/x
  3. Step 3: Cross multiply
    15,838.04x = 23,811.74 × 15,422.51
  4. Step 4: Simplify right side
    15,838.04x = 367,236,798.27
  5. Step 5: Solve for x
    x = 367,236,798.27/15,838.04
  6. Step 6: Final answer
    x = 23,187.01

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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.