Home / 52,511.59-72,466.90-28,638.46

Finding the Fourth Proportional to 52,511.59, 72,466.90 and 28,638.46

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Solution

The fourth proportional to 52,511.59, 72,466.90 and 28,638.46 is: 39,521.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,511.59 : 72,466.90 = 28,638.46 : x
  2. Step 2: Convert to fraction form
    52,511.59/72,466.90 = 28,638.46/x
  3. Step 3: Cross multiply
    52,511.59x = 72,466.90 × 28,638.46
  4. Step 4: Simplify right side
    52,511.59x = 2,075,340,597.05
  5. Step 5: Solve for x
    x = 2,075,340,597.05/52,511.59
  6. Step 6: Final answer
    x = 39,521.57

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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.