Home / 57,095.20-85,642.80-14,975.20

Finding the Fourth Proportional to 57,095.20, 85,642.80 and 14,975.20

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Solution

The fourth proportional to 57,095.20, 85,642.80 and 14,975.20 is: 22,462.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,095.20 : 85,642.80 = 14,975.20 : x
  2. Step 2: Convert to fraction form
    57,095.20/85,642.80 = 14,975.20/x
  3. Step 3: Cross multiply
    57,095.20x = 85,642.80 × 14,975.20
  4. Step 4: Simplify right side
    57,095.20x = 1,282,518,058.56
  5. Step 5: Solve for x
    x = 1,282,518,058.56/57,095.20
  6. Step 6: Final answer
    x = 22,462.80

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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.