Home / 25,730.16-35,511.44-16,299.60

Finding the Fourth Proportional to 25,730.16, 35,511.44 and 16,299.60

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Solution

The fourth proportional to 25,730.16, 35,511.44 and 16,299.60 is: 22,495.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730.16 : 35,511.44 = 16,299.60 : x
  2. Step 2: Convert to fraction form
    25,730.16/35,511.44 = 16,299.60/x
  3. Step 3: Cross multiply
    25,730.16x = 35,511.44 × 16,299.60
  4. Step 4: Simplify right side
    25,730.16x = 578,822,267.42
  5. Step 5: Solve for x
    x = 578,822,267.42/25,730.16
  6. Step 6: Final answer
    x = 22,495.87

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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.