Home / 14,258.34-21,389.36-5,495.76

Finding the Fourth Proportional to 14,258.34, 21,389.36 and 5,495.76

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Solution

The fourth proportional to 14,258.34, 21,389.36 and 5,495.76 is: 8,244.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258.34 : 21,389.36 = 5,495.76 : x
  2. Step 2: Convert to fraction form
    14,258.34/21,389.36 = 5,495.76/x
  3. Step 3: Cross multiply
    14,258.34x = 21,389.36 × 5,495.76
  4. Step 4: Simplify right side
    14,258.34x = 117,550,761.63
  5. Step 5: Solve for x
    x = 117,550,761.63/14,258.34
  6. Step 6: Final answer
    x = 8,244.35

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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.