Home / 34,438.96-47,521.74-19,328.32

Finding the Fourth Proportional to 34,438.96, 47,521.74 and 19,328.32

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Solution

The fourth proportional to 34,438.96, 47,521.74 and 19,328.32 is: 26,670.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,438.96 : 47,521.74 = 19,328.32 : x
  2. Step 2: Convert to fraction form
    34,438.96/47,521.74 = 19,328.32/x
  3. Step 3: Cross multiply
    34,438.96x = 47,521.74 × 19,328.32
  4. Step 4: Simplify right side
    34,438.96x = 918,515,397.68
  5. Step 5: Solve for x
    x = 918,515,397.68/34,438.96
  6. Step 6: Final answer
    x = 26,670.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.