Home / 34,138.37-47,111.15-19,031.99

Finding the Fourth Proportional to 34,138.37, 47,111.15 and 19,031.99

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Solution

The fourth proportional to 34,138.37, 47,111.15 and 19,031.99 is: 26,264.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,138.37 : 47,111.15 = 19,031.99 : x
  2. Step 2: Convert to fraction form
    34,138.37/47,111.15 = 19,031.99/x
  3. Step 3: Cross multiply
    34,138.37x = 47,111.15 × 19,031.99
  4. Step 4: Simplify right side
    34,138.37x = 896,618,747.71
  5. Step 5: Solve for x
    x = 896,618,747.71/34,138.37
  6. Step 6: Final answer
    x = 26,264.25

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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.