Home / 14,039.23-21,058.76-3,509.20

Finding the Fourth Proportional to 14,039.23, 21,058.76 and 3,509.20

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Solution

The fourth proportional to 14,039.23, 21,058.76 and 3,509.20 is: 5,263.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.23 : 21,058.76 = 3,509.20 : x
  2. Step 2: Convert to fraction form
    14,039.23/21,058.76 = 3,509.20/x
  3. Step 3: Cross multiply
    14,039.23x = 21,058.76 × 3,509.20
  4. Step 4: Simplify right side
    14,039.23x = 73,899,282.14
  5. Step 5: Solve for x
    x = 73,899,282.14/14,039.23
  6. Step 6: Final answer
    x = 5,263.77

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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.