Home / 12,359.48-18,535.38-4,460.98

Finding the Fourth Proportional to 12,359.48, 18,535.38 and 4,460.98

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Solution

The fourth proportional to 12,359.48, 18,535.38 and 4,460.98 is: 6,690.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359.48 : 18,535.38 = 4,460.98 : x
  2. Step 2: Convert to fraction form
    12,359.48/18,535.38 = 4,460.98/x
  3. Step 3: Cross multiply
    12,359.48x = 18,535.38 × 4,460.98
  4. Step 4: Simplify right side
    12,359.48x = 82,685,959.47
  5. Step 5: Solve for x
    x = 82,685,959.47/12,359.48
  6. Step 6: Final answer
    x = 6,690.08

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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.