Home / 31,200.84-46,801.08-10,424.16

Finding the Fourth Proportional to 31,200.84, 46,801.08 and 10,424.16

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Solution

The fourth proportional to 31,200.84, 46,801.08 and 10,424.16 is: 15,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,200.84 : 46,801.08 = 10,424.16 : x
  2. Step 2: Convert to fraction form
    31,200.84/46,801.08 = 10,424.16/x
  3. Step 3: Cross multiply
    31,200.84x = 46,801.08 × 10,424.16
  4. Step 4: Simplify right side
    31,200.84x = 487,861,946.09
  5. Step 5: Solve for x
    x = 487,861,946.09/31,200.84
  6. Step 6: Final answer
    x = 15,636.18

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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.