Home / 25,802.40-35,607.18-14,317.21

Finding the Fourth Proportional to 25,802.40, 35,607.18 and 14,317.21

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Solution

The fourth proportional to 25,802.40, 35,607.18 and 14,317.21 is: 19,757.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,802.40 : 35,607.18 = 14,317.21 : x
  2. Step 2: Convert to fraction form
    25,802.40/35,607.18 = 14,317.21/x
  3. Step 3: Cross multiply
    25,802.40x = 35,607.18 × 14,317.21
  4. Step 4: Simplify right side
    25,802.40x = 509,795,473.57
  5. Step 5: Solve for x
    x = 509,795,473.57/25,802.40
  6. Step 6: Final answer
    x = 19,757.68

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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.