Home / 34,875.26-48,128.38-18,959.67

Finding the Fourth Proportional to 34,875.26, 48,128.38 and 18,959.67

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Solution

The fourth proportional to 34,875.26, 48,128.38 and 18,959.67 is: 26,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,875.26 : 48,128.38 = 18,959.67 : x
  2. Step 2: Convert to fraction form
    34,875.26/48,128.38 = 18,959.67/x
  3. Step 3: Cross multiply
    34,875.26x = 48,128.38 × 18,959.67
  4. Step 4: Simplify right side
    34,875.26x = 912,498,155.04
  5. Step 5: Solve for x
    x = 912,498,155.04/34,875.26
  6. Step 6: Final answer
    x = 26,164.63

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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.