Home / 15,098.36-22,637.21-7,688.48

Finding the Fourth Proportional to 15,098.36, 22,637.21 and 7,688.48

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Solution

The fourth proportional to 15,098.36, 22,637.21 and 7,688.48 is: 11,527.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,098.36 : 22,637.21 = 7,688.48 : x
  2. Step 2: Convert to fraction form
    15,098.36/22,637.21 = 7,688.48/x
  3. Step 3: Cross multiply
    15,098.36x = 22,637.21 × 7,688.48
  4. Step 4: Simplify right side
    15,098.36x = 174,045,584.71
  5. Step 5: Solve for x
    x = 174,045,584.71/15,098.36
  6. Step 6: Final answer
    x = 11,527.45

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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.