Home / 23,599.95-32,568.85-12,990.57

Finding the Fourth Proportional to 23,599.95, 32,568.85 and 12,990.57

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Solution

The fourth proportional to 23,599.95, 32,568.85 and 12,990.57 is: 17,927.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,599.95 : 32,568.85 = 12,990.57 : x
  2. Step 2: Convert to fraction form
    23,599.95/32,568.85 = 12,990.57/x
  3. Step 3: Cross multiply
    23,599.95x = 32,568.85 × 12,990.57
  4. Step 4: Simplify right side
    23,599.95x = 423,087,925.74
  5. Step 5: Solve for x
    x = 423,087,925.74/23,599.95
  6. Step 6: Final answer
    x = 17,927.49

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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.