Home / 14,769.02-20,386.20-8,802.56

Finding the Fourth Proportional to 14,769.02, 20,386.20 and 8,802.56

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Solution

The fourth proportional to 14,769.02, 20,386.20 and 8,802.56 is: 12,150.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,769.02 : 20,386.20 = 8,802.56 : x
  2. Step 2: Convert to fraction form
    14,769.02/20,386.20 = 8,802.56/x
  3. Step 3: Cross multiply
    14,769.02x = 20,386.20 × 8,802.56
  4. Step 4: Simplify right side
    14,769.02x = 179,450,748.67
  5. Step 5: Solve for x
    x = 179,450,748.67/14,769.02
  6. Step 6: Final answer
    x = 12,150.48

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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.