Home / 45,258.72-67,887.36-14,095.68

Finding the Fourth Proportional to 45,258.72, 67,887.36 and 14,095.68

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Solution

The fourth proportional to 45,258.72, 67,887.36 and 14,095.68 is: 21,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,258.72 : 67,887.36 = 14,095.68 : x
  2. Step 2: Convert to fraction form
    45,258.72/67,887.36 = 14,095.68/x
  3. Step 3: Cross multiply
    45,258.72x = 67,887.36 × 14,095.68
  4. Step 4: Simplify right side
    45,258.72x = 956,918,502.60
  5. Step 5: Solve for x
    x = 956,918,502.60/45,258.72
  6. Step 6: Final answer
    x = 21,143.30

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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.