Home / 30,802.52-46,206.72-8,615.92

Finding the Fourth Proportional to 30,802.52, 46,206.72 and 8,615.92

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Solution

The fourth proportional to 30,802.52, 46,206.72 and 8,615.92 is: 12,924.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802.52 : 46,206.72 = 8,615.92 : x
  2. Step 2: Convert to fraction form
    30,802.52/46,206.72 = 8,615.92/x
  3. Step 3: Cross multiply
    30,802.52x = 46,206.72 × 8,615.92
  4. Step 4: Simplify right side
    30,802.52x = 398,113,402.98
  5. Step 5: Solve for x
    x = 398,113,402.98/30,802.52
  6. Step 6: Final answer
    x = 12,924.70

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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.