Home / 14,782.89-20,362.13-10,298.63

Finding the Fourth Proportional to 14,782.89, 20,362.13 and 10,298.63

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Solution

The fourth proportional to 14,782.89, 20,362.13 and 10,298.63 is: 14,185.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,782.89 : 20,362.13 = 10,298.63 : x
  2. Step 2: Convert to fraction form
    14,782.89/20,362.13 = 10,298.63/x
  3. Step 3: Cross multiply
    14,782.89x = 20,362.13 × 10,298.63
  4. Step 4: Simplify right side
    14,782.89x = 209,701,889.58
  5. Step 5: Solve for x
    x = 209,701,889.58/14,782.89
  6. Step 6: Final answer
    x = 14,185.45

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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.