Home / 14,257.69-19,567.01-13,125.91

Finding the Fourth Proportional to 14,257.69, 19,567.01 and 13,125.91

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Solution

The fourth proportional to 14,257.69, 19,567.01 and 13,125.91 is: 18,013.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.69 : 19,567.01 = 13,125.91 : x
  2. Step 2: Convert to fraction form
    14,257.69/19,567.01 = 13,125.91/x
  3. Step 3: Cross multiply
    14,257.69x = 19,567.01 × 13,125.91
  4. Step 4: Simplify right side
    14,257.69x = 256,834,812.23
  5. Step 5: Solve for x
    x = 256,834,812.23/14,257.69
  6. Step 6: Final answer
    x = 18,013.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.