Home / 15,255.16-21,041.26-14,000.27

Finding the Fourth Proportional to 15,255.16, 21,041.26 and 14,000.27

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Solution

The fourth proportional to 15,255.16, 21,041.26 and 14,000.27 is: 19,310.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,255.16 : 21,041.26 = 14,000.27 : x
  2. Step 2: Convert to fraction form
    15,255.16/21,041.26 = 14,000.27/x
  3. Step 3: Cross multiply
    15,255.16x = 21,041.26 × 14,000.27
  4. Step 4: Simplify right side
    15,255.16x = 294,583,180.93
  5. Step 5: Solve for x
    x = 294,583,180.93/15,255.16
  6. Step 6: Final answer
    x = 19,310.40

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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.