Home / 52,510.83-72,466.70-28,638.86

Finding the Fourth Proportional to 52,510.83, 72,466.70 and 28,638.86

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Solution

The fourth proportional to 52,510.83, 72,466.70 and 28,638.86 is: 39,522.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,510.83 : 72,466.70 = 28,638.86 : x
  2. Step 2: Convert to fraction form
    52,510.83/72,466.70 = 28,638.86/x
  3. Step 3: Cross multiply
    52,510.83x = 72,466.70 × 28,638.86
  4. Step 4: Simplify right side
    52,510.83x = 2,075,363,170.43
  5. Step 5: Solve for x
    x = 2,075,363,170.43/52,510.83
  6. Step 6: Final answer
    x = 39,522.57

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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.