Home / 58,381.02-87,571.62-18,941.22

Finding the Fourth Proportional to 58,381.02, 87,571.62 and 18,941.22

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Solution

The fourth proportional to 58,381.02, 87,571.62 and 18,941.22 is: 28,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,381.02 : 87,571.62 = 18,941.22 : x
  2. Step 2: Convert to fraction form
    58,381.02/87,571.62 = 18,941.22/x
  3. Step 3: Cross multiply
    58,381.02x = 87,571.62 × 18,941.22
  4. Step 4: Simplify right side
    58,381.02x = 1,658,713,320.18
  5. Step 5: Solve for x
    x = 1,658,713,320.18/58,381.02
  6. Step 6: Final answer
    x = 28,411.86

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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.