Home / 34,138.06-47,111.96-19,030.70

Finding the Fourth Proportional to 34,138.06, 47,111.96 and 19,030.70

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Solution

The fourth proportional to 34,138.06, 47,111.96 and 19,030.70 is: 26,263.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,138.06 : 47,111.96 = 19,030.70 : x
  2. Step 2: Convert to fraction form
    34,138.06/47,111.96 = 19,030.70/x
  3. Step 3: Cross multiply
    34,138.06x = 47,111.96 × 19,030.70
  4. Step 4: Simplify right side
    34,138.06x = 896,573,742.53
  5. Step 5: Solve for x
    x = 896,573,742.53/34,138.06
  6. Step 6: Final answer
    x = 26,263.17

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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.