Home / 52,280.19-72,130.77-29,615.58

Finding the Fourth Proportional to 52,280.19, 72,130.77 and 29,615.58

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Solution

The fourth proportional to 52,280.19, 72,130.77 and 29,615.58 is: 40,860.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,280.19 : 72,130.77 = 29,615.58 : x
  2. Step 2: Convert to fraction form
    52,280.19/72,130.77 = 29,615.58/x
  3. Step 3: Cross multiply
    52,280.19x = 72,130.77 × 29,615.58
  4. Step 4: Simplify right side
    52,280.19x = 2,136,194,589.40
  5. Step 5: Solve for x
    x = 2,136,194,589.40/52,280.19
  6. Step 6: Final answer
    x = 40,860.50

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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.