Home / 28,055.47-38,730.58-17,448.52

Finding the Fourth Proportional to 28,055.47, 38,730.58 and 17,448.52

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Solution

The fourth proportional to 28,055.47, 38,730.58 and 17,448.52 is: 24,087.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,055.47 : 38,730.58 = 17,448.52 : x
  2. Step 2: Convert to fraction form
    28,055.47/38,730.58 = 17,448.52/x
  3. Step 3: Cross multiply
    28,055.47x = 38,730.58 × 17,448.52
  4. Step 4: Simplify right side
    28,055.47x = 675,791,299.74
  5. Step 5: Solve for x
    x = 675,791,299.74/28,055.47
  6. Step 6: Final answer
    x = 24,087.68

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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.