Home / 18,534.15-25,547.40-14,548.55

Finding the Fourth Proportional to 18,534.15, 25,547.40 and 14,548.55

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Solution

The fourth proportional to 18,534.15, 25,547.40 and 14,548.55 is: 20,053.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,534.15 : 25,547.40 = 14,548.55 : x
  2. Step 2: Convert to fraction form
    18,534.15/25,547.40 = 14,548.55/x
  3. Step 3: Cross multiply
    18,534.15x = 25,547.40 × 14,548.55
  4. Step 4: Simplify right side
    18,534.15x = 371,677,498.53
  5. Step 5: Solve for x
    x = 371,677,498.53/18,534.15
  6. Step 6: Final answer
    x = 20,053.66

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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.