Home / 18,373.02-27,559.85-5,225.74

Finding the Fourth Proportional to 18,373.02, 27,559.85 and 5,225.74

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Solution

The fourth proportional to 18,373.02, 27,559.85 and 5,225.74 is: 7,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.02 : 27,559.85 = 5,225.74 : x
  2. Step 2: Convert to fraction form
    18,373.02/27,559.85 = 5,225.74/x
  3. Step 3: Cross multiply
    18,373.02x = 27,559.85 × 5,225.74
  4. Step 4: Simplify right side
    18,373.02x = 144,020,515.51
  5. Step 5: Solve for x
    x = 144,020,515.51/18,373.02
  6. Step 6: Final answer
    x = 7,838.70

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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.