Home / 26,421.38-36,462.60-14,485.17

Finding the Fourth Proportional to 26,421.38, 36,462.60 and 14,485.17

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Solution

The fourth proportional to 26,421.38, 36,462.60 and 14,485.17 is: 19,990.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,421.38 : 36,462.60 = 14,485.17 : x
  2. Step 2: Convert to fraction form
    26,421.38/36,462.60 = 14,485.17/x
  3. Step 3: Cross multiply
    26,421.38x = 36,462.60 × 14,485.17
  4. Step 4: Simplify right side
    26,421.38x = 528,166,959.64
  5. Step 5: Solve for x
    x = 528,166,959.64/26,421.38
  6. Step 6: Final answer
    x = 19,990.14

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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.