Home / 15,570.74-23,355.80-4,477.49

Finding the Fourth Proportional to 15,570.74, 23,355.80 and 4,477.49

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Solution

The fourth proportional to 15,570.74, 23,355.80 and 4,477.49 is: 6,716.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,570.74 : 23,355.80 = 4,477.49 : x
  2. Step 2: Convert to fraction form
    15,570.74/23,355.80 = 4,477.49/x
  3. Step 3: Cross multiply
    15,570.74x = 23,355.80 × 4,477.49
  4. Step 4: Simplify right side
    15,570.74x = 104,575,221.78
  5. Step 5: Solve for x
    x = 104,575,221.78/15,570.74
  6. Step 6: Final answer
    x = 6,716.14

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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.