Home / 52,273.28-72,137.28-33,430.40

Finding the Fourth Proportional to 52,273.28, 72,137.28 and 33,430.40

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Solution

The fourth proportional to 52,273.28, 72,137.28 and 33,430.40 is: 46,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,273.28 : 72,137.28 = 33,430.40 : x
  2. Step 2: Convert to fraction form
    52,273.28/72,137.28 = 33,430.40/x
  3. Step 3: Cross multiply
    52,273.28x = 72,137.28 × 33,430.40
  4. Step 4: Simplify right side
    52,273.28x = 2,411,578,125.31
  5. Step 5: Solve for x
    x = 2,411,578,125.31/52,273.28
  6. Step 6: Final answer
    x = 46,134.05

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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.