Home / 34,663.80-47,835.66-19,561.35

Finding the Fourth Proportional to 34,663.80, 47,835.66 and 19,561.35

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Solution

The fourth proportional to 34,663.80, 47,835.66 and 19,561.35 is: 26,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,663.80 : 47,835.66 = 19,561.35 : x
  2. Step 2: Convert to fraction form
    34,663.80/47,835.66 = 19,561.35/x
  3. Step 3: Cross multiply
    34,663.80x = 47,835.66 × 19,561.35
  4. Step 4: Simplify right side
    34,663.80x = 935,730,071.40
  5. Step 5: Solve for x
    x = 935,730,071.40/34,663.80
  6. Step 6: Final answer
    x = 26,994.45

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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.