Home / 23,486.84-32,411.59-12,876.45

Finding the Fourth Proportional to 23,486.84, 32,411.59 and 12,876.45

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Solution

The fourth proportional to 23,486.84, 32,411.59 and 12,876.45 is: 17,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.84 : 32,411.59 = 12,876.45 : x
  2. Step 2: Convert to fraction form
    23,486.84/32,411.59 = 12,876.45/x
  3. Step 3: Cross multiply
    23,486.84x = 32,411.59 × 12,876.45
  4. Step 4: Simplify right side
    23,486.84x = 417,346,218.06
  5. Step 5: Solve for x
    x = 417,346,218.06/23,486.84
  6. Step 6: Final answer
    x = 17,769.36

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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.