Home / 15,635.81-23,455.95-5,103.23

Finding the Fourth Proportional to 15,635.81, 23,455.95 and 5,103.23

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Solution

The fourth proportional to 15,635.81, 23,455.95 and 5,103.23 is: 7,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635.81 : 23,455.95 = 5,103.23 : x
  2. Step 2: Convert to fraction form
    15,635.81/23,455.95 = 5,103.23/x
  3. Step 3: Cross multiply
    15,635.81x = 23,455.95 × 5,103.23
  4. Step 4: Simplify right side
    15,635.81x = 119,701,080.33
  5. Step 5: Solve for x
    x = 119,701,080.33/15,635.81
  6. Step 6: Final answer
    x = 7,655.57

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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.