Home / 14,385.44-21,570.80-6,587.57

Finding the Fourth Proportional to 14,385.44, 21,570.80 and 6,587.57

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Solution

The fourth proportional to 14,385.44, 21,570.80 and 6,587.57 is: 9,877.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385.44 : 21,570.80 = 6,587.57 : x
  2. Step 2: Convert to fraction form
    14,385.44/21,570.80 = 6,587.57/x
  3. Step 3: Cross multiply
    14,385.44x = 21,570.80 × 6,587.57
  4. Step 4: Simplify right side
    14,385.44x = 142,099,014.16
  5. Step 5: Solve for x
    x = 142,099,014.16/14,385.44
  6. Step 6: Final answer
    x = 9,877.98

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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.