Home / 14,445.02-21,649.80-8,210.25

Finding the Fourth Proportional to 14,445.02, 21,649.80 and 8,210.25

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Solution

The fourth proportional to 14,445.02, 21,649.80 and 8,210.25 is: 12,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445.02 : 21,649.80 = 8,210.25 : x
  2. Step 2: Convert to fraction form
    14,445.02/21,649.80 = 8,210.25/x
  3. Step 3: Cross multiply
    14,445.02x = 21,649.80 × 8,210.25
  4. Step 4: Simplify right side
    14,445.02x = 177,750,270.45
  5. Step 5: Solve for x
    x = 177,750,270.45/14,445.02
  6. Step 6: Final answer
    x = 12,305.30

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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.