Home / 51,063.60-70,466.75-28,402.10

Finding the Fourth Proportional to 51,063.60, 70,466.75 and 28,402.10

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Solution

The fourth proportional to 51,063.60, 70,466.75 and 28,402.10 is: 39,194.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,063.60 : 70,466.75 = 28,402.10 : x
  2. Step 2: Convert to fraction form
    51,063.60/70,466.75 = 28,402.10/x
  3. Step 3: Cross multiply
    51,063.60x = 70,466.75 × 28,402.10
  4. Step 4: Simplify right side
    51,063.60x = 2,001,403,714.33
  5. Step 5: Solve for x
    x = 2,001,403,714.33/51,063.60
  6. Step 6: Final answer
    x = 39,194.33

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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.