Home / 29,315.86-40,454.16-16,395.06

Finding the Fourth Proportional to 29,315.86, 40,454.16 and 16,395.06

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Solution

The fourth proportional to 29,315.86, 40,454.16 and 16,395.06 is: 22,624.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315.86 : 40,454.16 = 16,395.06 : x
  2. Step 2: Convert to fraction form
    29,315.86/40,454.16 = 16,395.06/x
  3. Step 3: Cross multiply
    29,315.86x = 40,454.16 × 16,395.06
  4. Step 4: Simplify right side
    29,315.86x = 663,248,289.23
  5. Step 5: Solve for x
    x = 663,248,289.23/29,315.86
  6. Step 6: Final answer
    x = 22,624.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.