Home / 26,065.28-35,970.23-14,128.70

Finding the Fourth Proportional to 26,065.28, 35,970.23 and 14,128.70

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Solution

The fourth proportional to 26,065.28, 35,970.23 and 14,128.70 is: 19,497.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,065.28 : 35,970.23 = 14,128.70 : x
  2. Step 2: Convert to fraction form
    26,065.28/35,970.23 = 14,128.70/x
  3. Step 3: Cross multiply
    26,065.28x = 35,970.23 × 14,128.70
  4. Step 4: Simplify right side
    26,065.28x = 508,212,668.10
  5. Step 5: Solve for x
    x = 508,212,668.10/26,065.28
  6. Step 6: Final answer
    x = 19,497.69

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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.