Home / 28,543.48-42,703.26-25,219.24

Finding the Fourth Proportional to 28,543.48, 42,703.26 and 25,219.24

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Solution

The fourth proportional to 28,543.48, 42,703.26 and 25,219.24 is: 37,729.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,543.48 : 42,703.26 = 25,219.24 : x
  2. Step 2: Convert to fraction form
    28,543.48/42,703.26 = 25,219.24/x
  3. Step 3: Cross multiply
    28,543.48x = 42,703.26 × 25,219.24
  4. Step 4: Simplify right side
    28,543.48x = 1,076,943,762.72
  5. Step 5: Solve for x
    x = 1,076,943,762.72/28,543.48
  6. Step 6: Final answer
    x = 37,729.94

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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.