Home / 52,283.04-72,148.67-28,409.21

Finding the Fourth Proportional to 52,283.04, 72,148.67 and 28,409.21

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Solution

The fourth proportional to 52,283.04, 72,148.67 and 28,409.21 is: 39,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,283.04 : 72,148.67 = 28,409.21 : x
  2. Step 2: Convert to fraction form
    52,283.04/72,148.67 = 28,409.21/x
  3. Step 3: Cross multiply
    52,283.04x = 72,148.67 × 28,409.21
  4. Step 4: Simplify right side
    52,283.04x = 2,049,686,548.44
  5. Step 5: Solve for x
    x = 2,049,686,548.44/52,283.04
  6. Step 6: Final answer
    x = 39,203.66

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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.