Home / 31,192.04-46,795.08-10,415

Finding the Fourth Proportional to 31,192.04, 46,795.08 and 10,415

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Solution

The fourth proportional to 31,192.04, 46,795.08 and 10,415 is: 15,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192.04 : 46,795.08 = 10,415 : x
  2. Step 2: Convert to fraction form
    31,192.04/46,795.08 = 10,415/x
  3. Step 3: Cross multiply
    31,192.04x = 46,795.08 × 10,415
  4. Step 4: Simplify right side
    31,192.04x = 487,370,758.20
  5. Step 5: Solve for x
    x = 487,370,758.20/31,192.04
  6. Step 6: Final answer
    x = 15,624.84

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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.