Home / 14,389.08-19,855.50-10,614.29

Finding the Fourth Proportional to 14,389.08, 19,855.50 and 10,614.29

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Solution

The fourth proportional to 14,389.08, 19,855.50 and 10,614.29 is: 14,646.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.08 : 19,855.50 = 10,614.29 : x
  2. Step 2: Convert to fraction form
    14,389.08/19,855.50 = 10,614.29/x
  3. Step 3: Cross multiply
    14,389.08x = 19,855.50 × 10,614.29
  4. Step 4: Simplify right side
    14,389.08x = 210,751,935.82
  5. Step 5: Solve for x
    x = 210,751,935.82/14,389.08
  6. Step 6: Final answer
    x = 14,646.66

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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.