Home / 65,886.32-98,838.94-21,502.10

Finding the Fourth Proportional to 65,886.32, 98,838.94 and 21,502.10

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Solution

The fourth proportional to 65,886.32, 98,838.94 and 21,502.10 is: 32,256.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,886.32 : 98,838.94 = 21,502.10 : x
  2. Step 2: Convert to fraction form
    65,886.32/98,838.94 = 21,502.10/x
  3. Step 3: Cross multiply
    65,886.32x = 98,838.94 × 21,502.10
  4. Step 4: Simplify right side
    65,886.32x = 2,125,244,771.77
  5. Step 5: Solve for x
    x = 2,125,244,771.77/65,886.32
  6. Step 6: Final answer
    x = 32,256.24

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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.