Home / 14,275.07-21,416.85-4,415.07

Finding the Fourth Proportional to 14,275.07, 21,416.85 and 4,415.07

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Solution

The fourth proportional to 14,275.07, 21,416.85 and 4,415.07 is: 6,623.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.07 : 21,416.85 = 4,415.07 : x
  2. Step 2: Convert to fraction form
    14,275.07/21,416.85 = 4,415.07/x
  3. Step 3: Cross multiply
    14,275.07x = 21,416.85 × 4,415.07
  4. Step 4: Simplify right side
    14,275.07x = 94,556,891.93
  5. Step 5: Solve for x
    x = 94,556,891.93/14,275.07
  6. Step 6: Final answer
    x = 6,623.92

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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.