Home / 15,577.32-23,346.54-7,788.36

Finding the Fourth Proportional to 15,577.32, 23,346.54 and 7,788.36

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Solution

The fourth proportional to 15,577.32, 23,346.54 and 7,788.36 is: 11,672.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,577.32 : 23,346.54 = 7,788.36 : x
  2. Step 2: Convert to fraction form
    15,577.32/23,346.54 = 7,788.36/x
  3. Step 3: Cross multiply
    15,577.32x = 23,346.54 × 7,788.36
  4. Step 4: Simplify right side
    15,577.32x = 181,831,219.33
  5. Step 5: Solve for x
    x = 181,831,219.33/15,577.32
  6. Step 6: Final answer
    x = 11,672.82

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1.5x scale

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.