Home / 25,699.58-38,518.52-13,225.49

Finding the Fourth Proportional to 25,699.58, 38,518.52 and 13,225.49

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Solution

The fourth proportional to 25,699.58, 38,518.52 and 13,225.49 is: 19,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,699.58 : 38,518.52 = 13,225.49 : x
  2. Step 2: Convert to fraction form
    25,699.58/38,518.52 = 13,225.49/x
  3. Step 3: Cross multiply
    25,699.58x = 38,518.52 × 13,225.49
  4. Step 4: Simplify right side
    25,699.58x = 509,426,042.35
  5. Step 5: Solve for x
    x = 509,426,042.35/25,699.58
  6. Step 6: Final answer
    x = 19,822.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.