Home / 19,047.48-28,570.02-5,898.78

Finding the Fourth Proportional to 19,047.48, 28,570.02 and 5,898.78

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Solution

The fourth proportional to 19,047.48, 28,570.02 and 5,898.78 is: 8,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047.48 : 28,570.02 = 5,898.78 : x
  2. Step 2: Convert to fraction form
    19,047.48/28,570.02 = 5,898.78/x
  3. Step 3: Cross multiply
    19,047.48x = 28,570.02 × 5,898.78
  4. Step 4: Simplify right side
    19,047.48x = 168,528,262.58
  5. Step 5: Solve for x
    x = 168,528,262.58/19,047.48
  6. Step 6: Final answer
    x = 8,847.80

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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.