Home / 32,929.62-45,442.95-18,782.10

Finding the Fourth Proportional to 32,929.62, 45,442.95 and 18,782.10

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Solution

The fourth proportional to 32,929.62, 45,442.95 and 18,782.10 is: 25,919.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,929.62 : 45,442.95 = 18,782.10 : x
  2. Step 2: Convert to fraction form
    32,929.62/45,442.95 = 18,782.10/x
  3. Step 3: Cross multiply
    32,929.62x = 45,442.95 × 18,782.10
  4. Step 4: Simplify right side
    32,929.62x = 853,514,031.20
  5. Step 5: Solve for x
    x = 853,514,031.20/32,929.62
  6. Step 6: Final answer
    x = 25,919.34

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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.