Home / 14,040.08-19,374.76-7,752.40

Finding the Fourth Proportional to 14,040.08, 19,374.76 and 7,752.40

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Solution

The fourth proportional to 14,040.08, 19,374.76 and 7,752.40 is: 10,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040.08 : 19,374.76 = 7,752.40 : x
  2. Step 2: Convert to fraction form
    14,040.08/19,374.76 = 7,752.40/x
  3. Step 3: Cross multiply
    14,040.08x = 19,374.76 × 7,752.40
  4. Step 4: Simplify right side
    14,040.08x = 150,200,889.42
  5. Step 5: Solve for x
    x = 150,200,889.42/14,040.08
  6. Step 6: Final answer
    x = 10,698.01

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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.