Home / 12,359.02-18,534.68-4,460.51

Finding the Fourth Proportional to 12,359.02, 18,534.68 and 4,460.51

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Solution

The fourth proportional to 12,359.02, 18,534.68 and 4,460.51 is: 6,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359.02 : 18,534.68 = 4,460.51 : x
  2. Step 2: Convert to fraction form
    12,359.02/18,534.68 = 4,460.51/x
  3. Step 3: Cross multiply
    12,359.02x = 18,534.68 × 4,460.51
  4. Step 4: Simplify right side
    12,359.02x = 82,674,032.81
  5. Step 5: Solve for x
    x = 82,674,032.81/12,359.02
  6. Step 6: Final answer
    x = 6,689.37

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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.