Home / 55,798.02-83,709.34-18,369.60

Finding the Fourth Proportional to 55,798.02, 83,709.34 and 18,369.60

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Solution

The fourth proportional to 55,798.02, 83,709.34 and 18,369.60 is: 27,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,798.02 : 83,709.34 = 18,369.60 : x
  2. Step 2: Convert to fraction form
    55,798.02/83,709.34 = 18,369.60/x
  3. Step 3: Cross multiply
    55,798.02x = 83,709.34 × 18,369.60
  4. Step 4: Simplify right side
    55,798.02x = 1,537,707,092.06
  5. Step 5: Solve for x
    x = 1,537,707,092.06/55,798.02
  6. Step 6: Final answer
    x = 27,558.45

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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.