Home / 25,639.94-35,384.47-15,033

Finding the Fourth Proportional to 25,639.94, 35,384.47 and 15,033

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Solution

The fourth proportional to 25,639.94, 35,384.47 and 15,033 is: 20,746.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,639.94 : 35,384.47 = 15,033 : x
  2. Step 2: Convert to fraction form
    25,639.94/35,384.47 = 15,033/x
  3. Step 3: Cross multiply
    25,639.94x = 35,384.47 × 15,033
  4. Step 4: Simplify right side
    25,639.94x = 531,934,737.51
  5. Step 5: Solve for x
    x = 531,934,737.51/25,639.94
  6. Step 6: Final answer
    x = 20,746.33

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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.