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Finding the Fourth Proportional to 34,507.02, 47,619.45 and 19,603.02

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Solution

The fourth proportional to 34,507.02, 47,619.45 and 19,603.02 is: 27,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,507.02 : 47,619.45 = 19,603.02 : x
  2. Step 2: Convert to fraction form
    34,507.02/47,619.45 = 19,603.02/x
  3. Step 3: Cross multiply
    34,507.02x = 47,619.45 × 19,603.02
  4. Step 4: Simplify right side
    34,507.02x = 933,485,030.74
  5. Step 5: Solve for x
    x = 933,485,030.74/34,507.02
  6. Step 6: Final answer
    x = 27,052.03

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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.