Home / 14,270.38-21,407.02-4,911.16

Finding the Fourth Proportional to 14,270.38, 21,407.02 and 4,911.16

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Solution

The fourth proportional to 14,270.38, 21,407.02 and 4,911.16 is: 7,367.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.38 : 21,407.02 = 4,911.16 : x
  2. Step 2: Convert to fraction form
    14,270.38/21,407.02 = 4,911.16/x
  3. Step 3: Cross multiply
    14,270.38x = 21,407.02 × 4,911.16
  4. Step 4: Simplify right side
    14,270.38x = 105,133,300.34
  5. Step 5: Solve for x
    x = 105,133,300.34/14,270.38
  6. Step 6: Final answer
    x = 7,367.24

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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.