Home / 25,787.34-35,603.10-16,240.23

Finding the Fourth Proportional to 25,787.34, 35,603.10 and 16,240.23

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Solution

The fourth proportional to 25,787.34, 35,603.10 and 16,240.23 is: 22,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,787.34 : 35,603.10 = 16,240.23 : x
  2. Step 2: Convert to fraction form
    25,787.34/35,603.10 = 16,240.23/x
  3. Step 3: Cross multiply
    25,787.34x = 35,603.10 × 16,240.23
  4. Step 4: Simplify right side
    25,787.34x = 578,202,532.71
  5. Step 5: Solve for x
    x = 578,202,532.71/25,787.34
  6. Step 6: Final answer
    x = 22,421.95

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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.