Home / 52,580.54-72,560.81-28,707.21

Finding the Fourth Proportional to 52,580.54, 72,560.81 and 28,707.21

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Solution

The fourth proportional to 52,580.54, 72,560.81 and 28,707.21 is: 39,615.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,580.54 : 72,560.81 = 28,707.21 : x
  2. Step 2: Convert to fraction form
    52,580.54/72,560.81 = 28,707.21/x
  3. Step 3: Cross multiply
    52,580.54x = 72,560.81 × 28,707.21
  4. Step 4: Simplify right side
    52,580.54x = 2,083,018,482.21
  5. Step 5: Solve for x
    x = 2,083,018,482.21/52,580.54
  6. Step 6: Final answer
    x = 39,615.77

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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.