Home / 30,522.06-45,701.06-19,368.36

Finding the Fourth Proportional to 30,522.06, 45,701.06 and 19,368.36

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Solution

The fourth proportional to 30,522.06, 45,701.06 and 19,368.36 is: 29,000.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,522.06 : 45,701.06 = 19,368.36 : x
  2. Step 2: Convert to fraction form
    30,522.06/45,701.06 = 19,368.36/x
  3. Step 3: Cross multiply
    30,522.06x = 45,701.06 × 19,368.36
  4. Step 4: Simplify right side
    30,522.06x = 885,154,630.88
  5. Step 5: Solve for x
    x = 885,154,630.88/30,522.06
  6. Step 6: Final answer
    x = 29,000.49

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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.