Home / 34,459.04-47,539.91-19,913.63

Finding the Fourth Proportional to 34,459.04, 47,539.91 and 19,913.63

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Solution

The fourth proportional to 34,459.04, 47,539.91 and 19,913.63 is: 27,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,459.04 : 47,539.91 = 19,913.63 : x
  2. Step 2: Convert to fraction form
    34,459.04/47,539.91 = 19,913.63/x
  3. Step 3: Cross multiply
    34,459.04x = 47,539.91 × 19,913.63
  4. Step 4: Simplify right side
    34,459.04x = 946,691,840.71
  5. Step 5: Solve for x
    x = 946,691,840.71/34,459.04
  6. Step 6: Final answer
    x = 27,472.96

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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.