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Finding the Fourth Proportional to 30,530.93, 45,798.62 and 9,468.29

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Solution

The fourth proportional to 30,530.93, 45,798.62 and 9,468.29 is: 14,203.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,530.93 : 45,798.62 = 9,468.29 : x
  2. Step 2: Convert to fraction form
    30,530.93/45,798.62 = 9,468.29/x
  3. Step 3: Cross multiply
    30,530.93x = 45,798.62 × 9,468.29
  4. Step 4: Simplify right side
    30,530.93x = 433,634,682.91
  5. Step 5: Solve for x
    x = 433,634,682.91/30,530.93
  6. Step 6: Final answer
    x = 14,203.13

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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.