Home / 14,017.07-21,019.32-4,152.89

Finding the Fourth Proportional to 14,017.07, 21,019.32 and 4,152.89

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Solution

The fourth proportional to 14,017.07, 21,019.32 and 4,152.89 is: 6,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.07 : 21,019.32 = 4,152.89 : x
  2. Step 2: Convert to fraction form
    14,017.07/21,019.32 = 4,152.89/x
  3. Step 3: Cross multiply
    14,017.07x = 21,019.32 × 4,152.89
  4. Step 4: Simplify right side
    14,017.07x = 87,290,818.74
  5. Step 5: Solve for x
    x = 87,290,818.74/14,017.07
  6. Step 6: Final answer
    x = 6,227.47

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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.