Home / 15,477.47-23,219.42-7,039.96

Finding the Fourth Proportional to 15,477.47, 23,219.42 and 7,039.96

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Solution

The fourth proportional to 15,477.47, 23,219.42 and 7,039.96 is: 10,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,477.47 : 23,219.42 = 7,039.96 : x
  2. Step 2: Convert to fraction form
    15,477.47/23,219.42 = 7,039.96/x
  3. Step 3: Cross multiply
    15,477.47x = 23,219.42 × 7,039.96
  4. Step 4: Simplify right side
    15,477.47x = 163,463,788.02
  5. Step 5: Solve for x
    x = 163,463,788.02/15,477.47
  6. Step 6: Final answer
    x = 10,561.40

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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.