Home / 14,038.54-19,373.33-7,750.90

Finding the Fourth Proportional to 14,038.54, 19,373.33 and 7,750.90

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Solution

The fourth proportional to 14,038.54, 19,373.33 and 7,750.90 is: 10,696.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.54 : 19,373.33 = 7,750.90 : x
  2. Step 2: Convert to fraction form
    14,038.54/19,373.33 = 7,750.90/x
  3. Step 3: Cross multiply
    14,038.54x = 19,373.33 × 7,750.90
  4. Step 4: Simplify right side
    14,038.54x = 150,160,743.50
  5. Step 5: Solve for x
    x = 150,160,743.50/14,038.54
  6. Step 6: Final answer
    x = 10,696.32

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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.