Home / 15,709.19-23,557.59-6,347.45

Finding the Fourth Proportional to 15,709.19, 23,557.59 and 6,347.45

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Solution

The fourth proportional to 15,709.19, 23,557.59 and 6,347.45 is: 9,518.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,709.19 : 23,557.59 = 6,347.45 : x
  2. Step 2: Convert to fraction form
    15,709.19/23,557.59 = 6,347.45/x
  3. Step 3: Cross multiply
    15,709.19x = 23,557.59 × 6,347.45
  4. Step 4: Simplify right side
    15,709.19x = 149,530,506.86
  5. Step 5: Solve for x
    x = 149,530,506.86/15,709.19
  6. Step 6: Final answer
    x = 9,518.66

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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.