Home / 56,027.50-84,055.65-19,091.50

Finding the Fourth Proportional to 56,027.50, 84,055.65 and 19,091.50

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Solution

The fourth proportional to 56,027.50, 84,055.65 and 19,091.50 is: 28,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,027.50 : 84,055.65 = 19,091.50 : x
  2. Step 2: Convert to fraction form
    56,027.50/84,055.65 = 19,091.50/x
  3. Step 3: Cross multiply
    56,027.50x = 84,055.65 × 19,091.50
  4. Step 4: Simplify right side
    56,027.50x = 1,604,748,441.98
  5. Step 5: Solve for x
    x = 1,604,748,441.98/56,027.50
  6. Step 6: Final answer
    x = 28,642.16

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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.