Home / 19,469.16-26,879.76-14,984.46

Finding the Fourth Proportional to 19,469.16, 26,879.76 and 14,984.46

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Solution

The fourth proportional to 19,469.16, 26,879.76 and 14,984.46 is: 20,688.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469.16 : 26,879.76 = 14,984.46 : x
  2. Step 2: Convert to fraction form
    19,469.16/26,879.76 = 14,984.46/x
  3. Step 3: Cross multiply
    19,469.16x = 26,879.76 × 14,984.46
  4. Step 4: Simplify right side
    19,469.16x = 402,778,688.53
  5. Step 5: Solve for x
    x = 402,778,688.53/19,469.16
  6. Step 6: Final answer
    x = 20,688.04

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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.