Home / 29,011.92-40,013.64-19,448.52

Finding the Fourth Proportional to 29,011.92, 40,013.64 and 19,448.52

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Solution

The fourth proportional to 29,011.92, 40,013.64 and 19,448.52 is: 26,823.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011.92 : 40,013.64 = 19,448.52 : x
  2. Step 2: Convert to fraction form
    29,011.92/40,013.64 = 19,448.52/x
  3. Step 3: Cross multiply
    29,011.92x = 40,013.64 × 19,448.52
  4. Step 4: Simplify right side
    29,011.92x = 778,206,077.81
  5. Step 5: Solve for x
    x = 778,206,077.81/29,011.92
  6. Step 6: Final answer
    x = 26,823.67

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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.