Home / 39,300.55-58,913.77-19,560.45

Finding the Fourth Proportional to 39,300.55, 58,913.77 and 19,560.45

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Solution

The fourth proportional to 39,300.55, 58,913.77 and 19,560.45 is: 29,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,300.55 : 58,913.77 = 19,560.45 : x
  2. Step 2: Convert to fraction form
    39,300.55/58,913.77 = 19,560.45/x
  3. Step 3: Cross multiply
    39,300.55x = 58,913.77 × 19,560.45
  4. Step 4: Simplify right side
    39,300.55x = 1,152,379,460.03
  5. Step 5: Solve for x
    x = 1,152,379,460.03/39,300.55
  6. Step 6: Final answer
    x = 29,322.22

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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.