Home / 25,557.84-35,267.40-14,379.12

Finding the Fourth Proportional to 25,557.84, 35,267.40 and 14,379.12

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Solution

The fourth proportional to 25,557.84, 35,267.40 and 14,379.12 is: 19,841.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,557.84 : 35,267.40 = 14,379.12 : x
  2. Step 2: Convert to fraction form
    25,557.84/35,267.40 = 14,379.12/x
  3. Step 3: Cross multiply
    25,557.84x = 35,267.40 × 14,379.12
  4. Step 4: Simplify right side
    25,557.84x = 507,114,176.69
  5. Step 5: Solve for x
    x = 507,114,176.69/25,557.84
  6. Step 6: Final answer
    x = 19,841.82

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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.