Home / 15,813.95-23,722.32-4,127.27

Finding the Fourth Proportional to 15,813.95, 23,722.32 and 4,127.27

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Solution

The fourth proportional to 15,813.95, 23,722.32 and 4,127.27 is: 6,191.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,813.95 : 23,722.32 = 4,127.27 : x
  2. Step 2: Convert to fraction form
    15,813.95/23,722.32 = 4,127.27/x
  3. Step 3: Cross multiply
    15,813.95x = 23,722.32 × 4,127.27
  4. Step 4: Simplify right side
    15,813.95x = 97,908,301.05
  5. Step 5: Solve for x
    x = 97,908,301.05/15,813.95
  6. Step 6: Final answer
    x = 6,191.26

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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.