Home / 18,746.58-28,097.85-10,424.58

Finding the Fourth Proportional to 18,746.58, 28,097.85 and 10,424.58

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Solution

The fourth proportional to 18,746.58, 28,097.85 and 10,424.58 is: 15,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.58 : 28,097.85 = 10,424.58 : x
  2. Step 2: Convert to fraction form
    18,746.58/28,097.85 = 10,424.58/x
  3. Step 3: Cross multiply
    18,746.58x = 28,097.85 × 10,424.58
  4. Step 4: Simplify right side
    18,746.58x = 292,908,285.15
  5. Step 5: Solve for x
    x = 292,908,285.15/18,746.58
  6. Step 6: Final answer
    x = 15,624.63

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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.