Home / 14,031.26-21,047.81-4,670.90

Finding the Fourth Proportional to 14,031.26, 21,047.81 and 4,670.90

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Solution

The fourth proportional to 14,031.26, 21,047.81 and 4,670.90 is: 7,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.26 : 21,047.81 = 4,670.90 : x
  2. Step 2: Convert to fraction form
    14,031.26/21,047.81 = 4,670.90/x
  3. Step 3: Cross multiply
    14,031.26x = 21,047.81 × 4,670.90
  4. Step 4: Simplify right side
    14,031.26x = 98,312,215.73
  5. Step 5: Solve for x
    x = 98,312,215.73/14,031.26
  6. Step 6: Final answer
    x = 7,006.66

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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.