Home / 15,443.31-21,298.01-12,041.16

Finding the Fourth Proportional to 15,443.31, 21,298.01 and 12,041.16

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Solution

The fourth proportional to 15,443.31, 21,298.01 and 12,041.16 is: 16,606.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443.31 : 21,298.01 = 12,041.16 : x
  2. Step 2: Convert to fraction form
    15,443.31/21,298.01 = 12,041.16/x
  3. Step 3: Cross multiply
    15,443.31x = 21,298.01 × 12,041.16
  4. Step 4: Simplify right side
    15,443.31x = 256,452,606.02
  5. Step 5: Solve for x
    x = 256,452,606.02/15,443.31
  6. Step 6: Final answer
    x = 16,606.07

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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.