Home / 15,188.70-22,783.05-14,022.30

Finding the Fourth Proportional to 15,188.70, 22,783.05 and 14,022.30

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Solution

The fourth proportional to 15,188.70, 22,783.05 and 14,022.30 is: 21,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,188.70 : 22,783.05 = 14,022.30 : x
  2. Step 2: Convert to fraction form
    15,188.70/22,783.05 = 14,022.30/x
  3. Step 3: Cross multiply
    15,188.70x = 22,783.05 × 14,022.30
  4. Step 4: Simplify right side
    15,188.70x = 319,470,762.02
  5. Step 5: Solve for x
    x = 319,470,762.02/15,188.70
  6. Step 6: Final answer
    x = 21,033.45

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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.