Home / 46,809.20-70,211.64-11,748.08

Finding the Fourth Proportional to 46,809.20, 70,211.64 and 11,748.08

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Solution

The fourth proportional to 46,809.20, 70,211.64 and 11,748.08 is: 17,621.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,809.20 : 70,211.64 = 11,748.08 : x
  2. Step 2: Convert to fraction form
    46,809.20/70,211.64 = 11,748.08/x
  3. Step 3: Cross multiply
    46,809.20x = 70,211.64 × 11,748.08
  4. Step 4: Simplify right side
    46,809.20x = 824,851,963.65
  5. Step 5: Solve for x
    x = 824,851,963.65/46,809.20
  6. Step 6: Final answer
    x = 17,621.58

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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.