Home / 15,477.32-23,193.23-9,145.68

Finding the Fourth Proportional to 15,477.32, 23,193.23 and 9,145.68

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Solution

The fourth proportional to 15,477.32, 23,193.23 and 9,145.68 is: 13,705.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,477.32 : 23,193.23 = 9,145.68 : x
  2. Step 2: Convert to fraction form
    15,477.32/23,193.23 = 9,145.68/x
  3. Step 3: Cross multiply
    15,477.32x = 23,193.23 × 9,145.68
  4. Step 4: Simplify right side
    15,477.32x = 212,117,814.02
  5. Step 5: Solve for x
    x = 212,117,814.02/15,477.32
  6. Step 6: Final answer
    x = 13,705.08

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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.