Home / 51,242.19-70,714.31-28,582.64

Finding the Fourth Proportional to 51,242.19, 70,714.31 and 28,582.64

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Solution

The fourth proportional to 51,242.19, 70,714.31 and 28,582.64 is: 39,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,242.19 : 70,714.31 = 28,582.64 : x
  2. Step 2: Convert to fraction form
    51,242.19/70,714.31 = 28,582.64/x
  3. Step 3: Cross multiply
    51,242.19x = 70,714.31 × 28,582.64
  4. Step 4: Simplify right side
    51,242.19x = 2,021,201,665.58
  5. Step 5: Solve for x
    x = 2,021,201,665.58/51,242.19
  6. Step 6: Final answer
    x = 39,444.10

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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.