Home / 13,955.92-19,259.53-7,582.45

Finding the Fourth Proportional to 13,955.92, 19,259.53 and 7,582.45

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Solution

The fourth proportional to 13,955.92, 19,259.53 and 7,582.45 is: 10,463.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955.92 : 19,259.53 = 7,582.45 : x
  2. Step 2: Convert to fraction form
    13,955.92/19,259.53 = 7,582.45/x
  3. Step 3: Cross multiply
    13,955.92x = 19,259.53 × 7,582.45
  4. Step 4: Simplify right side
    13,955.92x = 146,034,289.04
  5. Step 5: Solve for x
    x = 146,034,289.04/13,955.92
  6. Step 6: Final answer
    x = 10,463.97

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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.