Home / 34,730.08-47,927.28-18,814.16

Finding the Fourth Proportional to 34,730.08, 47,927.28 and 18,814.16

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Solution

The fourth proportional to 34,730.08, 47,927.28 and 18,814.16 is: 25,963.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,730.08 : 47,927.28 = 18,814.16 : x
  2. Step 2: Convert to fraction form
    34,730.08/47,927.28 = 18,814.16/x
  3. Step 3: Cross multiply
    34,730.08x = 47,927.28 × 18,814.16
  4. Step 4: Simplify right side
    34,730.08x = 901,711,514.28
  5. Step 5: Solve for x
    x = 901,711,514.28/34,730.08
  6. Step 6: Final answer
    x = 25,963.42

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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.