Home / 30,875.24-46,323.95-12,144.89

Finding the Fourth Proportional to 30,875.24, 46,323.95 and 12,144.89

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Solution

The fourth proportional to 30,875.24, 46,323.95 and 12,144.89 is: 18,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,875.24 : 46,323.95 = 12,144.89 : x
  2. Step 2: Convert to fraction form
    30,875.24/46,323.95 = 12,144.89/x
  3. Step 3: Cross multiply
    30,875.24x = 46,323.95 × 12,144.89
  4. Step 4: Simplify right side
    30,875.24x = 562,599,332.20
  5. Step 5: Solve for x
    x = 562,599,332.20/30,875.24
  6. Step 6: Final answer
    x = 18,221.70

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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.