Home / 28,663.02-42,994.53-16,834.86

Finding the Fourth Proportional to 28,663.02, 42,994.53 and 16,834.86

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Solution

The fourth proportional to 28,663.02, 42,994.53 and 16,834.86 is: 25,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,663.02 : 42,994.53 = 16,834.86 : x
  2. Step 2: Convert to fraction form
    28,663.02/42,994.53 = 16,834.86/x
  3. Step 3: Cross multiply
    28,663.02x = 42,994.53 × 16,834.86
  4. Step 4: Simplify right side
    28,663.02x = 723,806,893.32
  5. Step 5: Solve for x
    x = 723,806,893.32/28,663.02
  6. Step 6: Final answer
    x = 25,252.29

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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.