Home / 26,071.23-39,112.54-9,429.53

Finding the Fourth Proportional to 26,071.23, 39,112.54 and 9,429.53

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Solution

The fourth proportional to 26,071.23, 39,112.54 and 9,429.53 is: 14,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,071.23 : 39,112.54 = 9,429.53 : x
  2. Step 2: Convert to fraction form
    26,071.23/39,112.54 = 9,429.53/x
  3. Step 3: Cross multiply
    26,071.23x = 39,112.54 × 9,429.53
  4. Step 4: Simplify right side
    26,071.23x = 368,812,869.31
  5. Step 5: Solve for x
    x = 368,812,869.31/26,071.23
  6. Step 6: Final answer
    x = 14,146.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.