Home / 52,748.86-72,792.87-28,875.58

Finding the Fourth Proportional to 52,748.86, 72,792.87 and 28,875.58

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Solution

The fourth proportional to 52,748.86, 72,792.87 and 28,875.58 is: 39,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,748.86 : 72,792.87 = 28,875.58 : x
  2. Step 2: Convert to fraction form
    52,748.86/72,792.87 = 28,875.58/x
  3. Step 3: Cross multiply
    52,748.86x = 72,792.87 × 28,875.58
  4. Step 4: Simplify right side
    52,748.86x = 2,101,936,341.11
  5. Step 5: Solve for x
    x = 2,101,936,341.11/52,748.86
  6. Step 6: Final answer
    x = 39,848.00

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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.