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Finding the Fourth Proportional to 25,756.59, 35,541.15 and 14,424.51

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Solution

The fourth proportional to 25,756.59, 35,541.15 and 14,424.51 is: 19,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,756.59 : 35,541.15 = 14,424.51 : x
  2. Step 2: Convert to fraction form
    25,756.59/35,541.15 = 14,424.51/x
  3. Step 3: Cross multiply
    25,756.59x = 35,541.15 × 14,424.51
  4. Step 4: Simplify right side
    25,756.59x = 512,663,673.59
  5. Step 5: Solve for x
    x = 512,663,673.59/25,756.59
  6. Step 6: Final answer
    x = 19,904.17

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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.