Home / 64,883.64-89,522.48-38,011.70

Finding the Fourth Proportional to 64,883.64, 89,522.48 and 38,011.70

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Solution

The fourth proportional to 64,883.64, 89,522.48 and 38,011.70 is: 52,446.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,883.64 : 89,522.48 = 38,011.70 : x
  2. Step 2: Convert to fraction form
    64,883.64/89,522.48 = 38,011.70/x
  3. Step 3: Cross multiply
    64,883.64x = 89,522.48 × 38,011.70
  4. Step 4: Simplify right side
    64,883.64x = 3,402,901,015.35
  5. Step 5: Solve for x
    x = 3,402,901,015.35/64,883.64
  6. Step 6: Final answer
    x = 52,446.21

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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.