Home / 25,901.39-35,743.86-14,570.89

Finding the Fourth Proportional to 25,901.39, 35,743.86 and 14,570.89

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Solution

The fourth proportional to 25,901.39, 35,743.86 and 14,570.89 is: 20,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901.39 : 35,743.86 = 14,570.89 : x
  2. Step 2: Convert to fraction form
    25,901.39/35,743.86 = 14,570.89/x
  3. Step 3: Cross multiply
    25,901.39x = 35,743.86 × 14,570.89
  4. Step 4: Simplify right side
    25,901.39x = 520,819,985.07
  5. Step 5: Solve for x
    x = 520,819,985.07/25,901.39
  6. Step 6: Final answer
    x = 20,107.80

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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.