Home / 30,580.80-45,877.56-9,522.36

Finding the Fourth Proportional to 30,580.80, 45,877.56 and 9,522.36

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Solution

The fourth proportional to 30,580.80, 45,877.56 and 9,522.36 is: 14,285.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,580.80 : 45,877.56 = 9,522.36 : x
  2. Step 2: Convert to fraction form
    30,580.80/45,877.56 = 9,522.36/x
  3. Step 3: Cross multiply
    30,580.80x = 45,877.56 × 9,522.36
  4. Step 4: Simplify right side
    30,580.80x = 436,862,642.24
  5. Step 5: Solve for x
    x = 436,862,642.24/30,580.80
  6. Step 6: Final answer
    x = 14,285.52

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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.