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Finding the Fourth Proportional to 64,641.51, 96,962.13 and 17,894.25

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Solution

The fourth proportional to 64,641.51, 96,962.13 and 17,894.25 is: 26,841.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,641.51 : 96,962.13 = 17,894.25 : x
  2. Step 2: Convert to fraction form
    64,641.51/96,962.13 = 17,894.25/x
  3. Step 3: Cross multiply
    64,641.51x = 96,962.13 × 17,894.25
  4. Step 4: Simplify right side
    64,641.51x = 1,735,064,594.75
  5. Step 5: Solve for x
    x = 1,735,064,594.75/64,641.51
  6. Step 6: Final answer
    x = 26,841.34

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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.