Home / 15,432.92-21,297.83-9,461.15

Finding the Fourth Proportional to 15,432.92, 21,297.83 and 9,461.15

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Solution

The fourth proportional to 15,432.92, 21,297.83 and 9,461.15 is: 13,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.92 : 21,297.83 = 9,461.15 : x
  2. Step 2: Convert to fraction form
    15,432.92/21,297.83 = 9,461.15/x
  3. Step 3: Cross multiply
    15,432.92x = 21,297.83 × 9,461.15
  4. Step 4: Simplify right side
    15,432.92x = 201,501,810.51
  5. Step 5: Solve for x
    x = 201,501,810.51/15,432.92
  6. Step 6: Final answer
    x = 13,056.63

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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.