Home / 10,491.18-14,446.58-10,258.34

Finding the Fourth Proportional to 10,491.18, 14,446.58 and 10,258.34

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Solution

The fourth proportional to 10,491.18, 14,446.58 and 10,258.34 is: 14,125.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491.18 : 14,446.58 = 10,258.34 : x
  2. Step 2: Convert to fraction form
    10,491.18/14,446.58 = 10,258.34/x
  3. Step 3: Cross multiply
    10,491.18x = 14,446.58 × 10,258.34
  4. Step 4: Simplify right side
    10,491.18x = 148,197,929.48
  5. Step 5: Solve for x
    x = 148,197,929.48/10,491.18
  6. Step 6: Final answer
    x = 14,125.95

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Double scale
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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.