Home / 19,223.42-28,844.35-10,458.32

Finding the Fourth Proportional to 19,223.42, 28,844.35 and 10,458.32

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Solution

The fourth proportional to 19,223.42, 28,844.35 and 10,458.32 is: 15,692.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.42 : 28,844.35 = 10,458.32 : x
  2. Step 2: Convert to fraction form
    19,223.42/28,844.35 = 10,458.32/x
  3. Step 3: Cross multiply
    19,223.42x = 28,844.35 × 10,458.32
  4. Step 4: Simplify right side
    19,223.42x = 301,663,390.20
  5. Step 5: Solve for x
    x = 301,663,390.20/19,223.42
  6. Step 6: Final answer
    x = 15,692.49

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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.