Home / 28,095.60-42,130.71-14,945.16

Finding the Fourth Proportional to 28,095.60, 42,130.71 and 14,945.16

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Solution

The fourth proportional to 28,095.60, 42,130.71 and 14,945.16 is: 22,410.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,095.60 : 42,130.71 = 14,945.16 : x
  2. Step 2: Convert to fraction form
    28,095.60/42,130.71 = 14,945.16/x
  3. Step 3: Cross multiply
    28,095.60x = 42,130.71 × 14,945.16
  4. Step 4: Simplify right side
    28,095.60x = 629,650,201.86
  5. Step 5: Solve for x
    x = 629,650,201.86/28,095.60
  6. Step 6: Final answer
    x = 22,410.99

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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.