Home / 14,289.08-19,706.09-9,248.05

Finding the Fourth Proportional to 14,289.08, 19,706.09 and 9,248.05

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Solution

The fourth proportional to 14,289.08, 19,706.09 and 9,248.05 is: 12,753.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.08 : 19,706.09 = 9,248.05 : x
  2. Step 2: Convert to fraction form
    14,289.08/19,706.09 = 9,248.05/x
  3. Step 3: Cross multiply
    14,289.08x = 19,706.09 × 9,248.05
  4. Step 4: Simplify right side
    14,289.08x = 182,242,828.59
  5. Step 5: Solve for x
    x = 182,242,828.59/14,289.08
  6. Step 6: Final answer
    x = 12,753.99

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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.