Home / 34,303.10-47,337.62-19,965.94

Finding the Fourth Proportional to 34,303.10, 47,337.62 and 19,965.94

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Solution

The fourth proportional to 34,303.10, 47,337.62 and 19,965.94 is: 27,552.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,303.10 : 47,337.62 = 19,965.94 : x
  2. Step 2: Convert to fraction form
    34,303.10/47,337.62 = 19,965.94/x
  3. Step 3: Cross multiply
    34,303.10x = 47,337.62 × 19,965.94
  4. Step 4: Simplify right side
    34,303.10x = 945,140,128.76
  5. Step 5: Solve for x
    x = 945,140,128.76/34,303.10
  6. Step 6: Final answer
    x = 27,552.62

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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.