Home / 30,317.66-45,474.27-9,547.10

Finding the Fourth Proportional to 30,317.66, 45,474.27 and 9,547.10

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Solution

The fourth proportional to 30,317.66, 45,474.27 and 9,547.10 is: 14,319.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.66 : 45,474.27 = 9,547.10 : x
  2. Step 2: Convert to fraction form
    30,317.66/45,474.27 = 9,547.10/x
  3. Step 3: Cross multiply
    30,317.66x = 45,474.27 × 9,547.10
  4. Step 4: Simplify right side
    30,317.66x = 434,147,403.12
  5. Step 5: Solve for x
    x = 434,147,403.12/30,317.66
  6. Step 6: Final answer
    x = 14,319.95

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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.