Home / 30,681.18-46,021.82-9,334.08

Finding the Fourth Proportional to 30,681.18, 46,021.82 and 9,334.08

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Solution

The fourth proportional to 30,681.18, 46,021.82 and 9,334.08 is: 14,001.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,681.18 : 46,021.82 = 9,334.08 : x
  2. Step 2: Convert to fraction form
    30,681.18/46,021.82 = 9,334.08/x
  3. Step 3: Cross multiply
    30,681.18x = 46,021.82 × 9,334.08
  4. Step 4: Simplify right side
    30,681.18x = 429,571,302.96
  5. Step 5: Solve for x
    x = 429,571,302.96/30,681.18
  6. Step 6: Final answer
    x = 14,001.13

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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.