Home / 30,184.14-45,276.62-9,124.35

Finding the Fourth Proportional to 30,184.14, 45,276.62 and 9,124.35

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Solution

The fourth proportional to 30,184.14, 45,276.62 and 9,124.35 is: 13,686.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,184.14 : 45,276.62 = 9,124.35 : x
  2. Step 2: Convert to fraction form
    30,184.14/45,276.62 = 9,124.35/x
  3. Step 3: Cross multiply
    30,184.14x = 45,276.62 × 9,124.35
  4. Step 4: Simplify right side
    30,184.14x = 413,119,563.61
  5. Step 5: Solve for x
    x = 413,119,563.61/30,184.14
  6. Step 6: Final answer
    x = 13,686.64

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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.