Home / 15,459.12-23,058.64-14,040.08

Finding the Fourth Proportional to 15,459.12, 23,058.64 and 14,040.08

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Solution

The fourth proportional to 15,459.12, 23,058.64 and 14,040.08 is: 20,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459.12 : 23,058.64 = 14,040.08 : x
  2. Step 2: Convert to fraction form
    15,459.12/23,058.64 = 14,040.08/x
  3. Step 3: Cross multiply
    15,459.12x = 23,058.64 × 14,040.08
  4. Step 4: Simplify right side
    15,459.12x = 323,745,150.29
  5. Step 5: Solve for x
    x = 323,745,150.29/15,459.12
  6. Step 6: Final answer
    x = 20,942.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.