Home / 30,885.09-46,291.85-14,210.13

Finding the Fourth Proportional to 30,885.09, 46,291.85 and 14,210.13

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Solution

The fourth proportional to 30,885.09, 46,291.85 and 14,210.13 is: 21,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885.09 : 46,291.85 = 14,210.13 : x
  2. Step 2: Convert to fraction form
    30,885.09/46,291.85 = 14,210.13/x
  3. Step 3: Cross multiply
    30,885.09x = 46,291.85 × 14,210.13
  4. Step 4: Simplify right side
    30,885.09x = 657,813,135.39
  5. Step 5: Solve for x
    x = 657,813,135.39/30,885.09
  6. Step 6: Final answer
    x = 21,298.73

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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.