Home / 26,019.19-39,030.60-10,436.81

Finding the Fourth Proportional to 26,019.19, 39,030.60 and 10,436.81

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Solution

The fourth proportional to 26,019.19, 39,030.60 and 10,436.81 is: 15,655.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,019.19 : 39,030.60 = 10,436.81 : x
  2. Step 2: Convert to fraction form
    26,019.19/39,030.60 = 10,436.81/x
  3. Step 3: Cross multiply
    26,019.19x = 39,030.60 × 10,436.81
  4. Step 4: Simplify right side
    26,019.19x = 407,354,956.39
  5. Step 5: Solve for x
    x = 407,354,956.39/26,019.19
  6. Step 6: Final answer
    x = 15,655.94

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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.