Home / 12,341.28-17,030.82-7,036.08

Finding the Fourth Proportional to 12,341.28, 17,030.82 and 7,036.08

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Solution

The fourth proportional to 12,341.28, 17,030.82 and 7,036.08 is: 9,709.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.28 : 17,030.82 = 7,036.08 : x
  2. Step 2: Convert to fraction form
    12,341.28/17,030.82 = 7,036.08/x
  3. Step 3: Cross multiply
    12,341.28x = 17,030.82 × 7,036.08
  4. Step 4: Simplify right side
    12,341.28x = 119,830,211.99
  5. Step 5: Solve for x
    x = 119,830,211.99/12,341.28
  6. Step 6: Final answer
    x = 9,709.71

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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.