Home / 52,284.75-72,153.35-28,411.51

Finding the Fourth Proportional to 52,284.75, 72,153.35 and 28,411.51

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Solution

The fourth proportional to 52,284.75, 72,153.35 and 28,411.51 is: 39,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,284.75 : 72,153.35 = 28,411.51 : x
  2. Step 2: Convert to fraction form
    52,284.75/72,153.35 = 28,411.51/x
  3. Step 3: Cross multiply
    52,284.75x = 72,153.35 × 28,411.51
  4. Step 4: Simplify right side
    52,284.75x = 2,049,985,625.06
  5. Step 5: Solve for x
    x = 2,049,985,625.06/52,284.75
  6. Step 6: Final answer
    x = 39,208.10

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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.