Home / 39,323.81-58,991.74-13,034.72

Finding the Fourth Proportional to 39,323.81, 58,991.74 and 13,034.72

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Solution

The fourth proportional to 39,323.81, 58,991.74 and 13,034.72 is: 19,554.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,323.81 : 58,991.74 = 13,034.72 : x
  2. Step 2: Convert to fraction form
    39,323.81/58,991.74 = 13,034.72/x
  3. Step 3: Cross multiply
    39,323.81x = 58,991.74 × 13,034.72
  4. Step 4: Simplify right side
    39,323.81x = 768,940,928.11
  5. Step 5: Solve for x
    x = 768,940,928.11/39,323.81
  6. Step 6: Final answer
    x = 19,554.08

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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.