Home / 30,526.06-45,707.06-19,372.36

Finding the Fourth Proportional to 30,526.06, 45,707.06 and 19,372.36

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Solution

The fourth proportional to 30,526.06, 45,707.06 and 19,372.36 is: 29,006.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,526.06 : 45,707.06 = 19,372.36 : x
  2. Step 2: Convert to fraction form
    30,526.06/45,707.06 = 19,372.36/x
  3. Step 3: Cross multiply
    30,526.06x = 45,707.06 × 19,372.36
  4. Step 4: Simplify right side
    30,526.06x = 885,453,620.86
  5. Step 5: Solve for x
    x = 885,453,620.86/30,526.06
  6. Step 6: Final answer
    x = 29,006.48

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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.