Home / 14,397.86-21,548.02-8,854.72

Finding the Fourth Proportional to 14,397.86, 21,548.02 and 8,854.72

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Solution

The fourth proportional to 14,397.86, 21,548.02 and 8,854.72 is: 13,252.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,397.86 : 21,548.02 = 8,854.72 : x
  2. Step 2: Convert to fraction form
    14,397.86/21,548.02 = 8,854.72/x
  3. Step 3: Cross multiply
    14,397.86x = 21,548.02 × 8,854.72
  4. Step 4: Simplify right side
    14,397.86x = 190,801,683.65
  5. Step 5: Solve for x
    x = 190,801,683.65/14,397.86
  6. Step 6: Final answer
    x = 13,252.09

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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.