Home / 19,390.70-29,062.54-8,846.28

Finding the Fourth Proportional to 19,390.70, 29,062.54 and 8,846.28

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Solution

The fourth proportional to 19,390.70, 29,062.54 and 8,846.28 is: 13,258.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390.70 : 29,062.54 = 8,846.28 : x
  2. Step 2: Convert to fraction form
    19,390.70/29,062.54 = 8,846.28/x
  3. Step 3: Cross multiply
    19,390.70x = 29,062.54 × 8,846.28
  4. Step 4: Simplify right side
    19,390.70x = 257,095,176.81
  5. Step 5: Solve for x
    x = 257,095,176.81/19,390.70
  6. Step 6: Final answer
    x = 13,258.68

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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.