Home / 30,945.05-46,412.08-14,074.10

Finding the Fourth Proportional to 30,945.05, 46,412.08 and 14,074.10

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Solution

The fourth proportional to 30,945.05, 46,412.08 and 14,074.10 is: 21,108.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,945.05 : 46,412.08 = 14,074.10 : x
  2. Step 2: Convert to fraction form
    30,945.05/46,412.08 = 14,074.10/x
  3. Step 3: Cross multiply
    30,945.05x = 46,412.08 × 14,074.10
  4. Step 4: Simplify right side
    30,945.05x = 653,208,417.10
  5. Step 5: Solve for x
    x = 653,208,417.10/30,945.05
  6. Step 6: Final answer
    x = 21,108.66

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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.