Home / 17,428.60-26,132.10-10,029.40

Finding the Fourth Proportional to 17,428.60, 26,132.10 and 10,029.40

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Solution

The fourth proportional to 17,428.60, 26,132.10 and 10,029.40 is: 15,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.60 : 26,132.10 = 10,029.40 : x
  2. Step 2: Convert to fraction form
    17,428.60/26,132.10 = 10,029.40/x
  3. Step 3: Cross multiply
    17,428.60x = 26,132.10 × 10,029.40
  4. Step 4: Simplify right side
    17,428.60x = 262,089,283.74
  5. Step 5: Solve for x
    x = 262,089,283.74/17,428.60
  6. Step 6: Final answer
    x = 15,037.89

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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.