Home / 25,607.84-35,341.60-15,006.40

Finding the Fourth Proportional to 25,607.84, 35,341.60 and 15,006.40

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Solution

The fourth proportional to 25,607.84, 35,341.60 and 15,006.40 is: 20,710.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,607.84 : 35,341.60 = 15,006.40 : x
  2. Step 2: Convert to fraction form
    25,607.84/35,341.60 = 15,006.40/x
  3. Step 3: Cross multiply
    25,607.84x = 35,341.60 × 15,006.40
  4. Step 4: Simplify right side
    25,607.84x = 530,350,186.24
  5. Step 5: Solve for x
    x = 530,350,186.24/25,607.84
  6. Step 6: Final answer
    x = 20,710.46

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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.