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Finding the Fourth Proportional to 29,303.57, 43,955.03 and 7,116.93

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Solution

The fourth proportional to 29,303.57, 43,955.03 and 7,116.93 is: 10,675.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,303.57 : 43,955.03 = 7,116.93 : x
  2. Step 2: Convert to fraction form
    29,303.57/43,955.03 = 7,116.93/x
  3. Step 3: Cross multiply
    29,303.57x = 43,955.03 × 7,116.93
  4. Step 4: Simplify right side
    29,303.57x = 312,824,889.45
  5. Step 5: Solve for x
    x = 312,824,889.45/29,303.57
  6. Step 6: Final answer
    x = 10,675.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.