Home / 52,289.48-72,159.43-28,416.10

Finding the Fourth Proportional to 52,289.48, 72,159.43 and 28,416.10

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Solution

The fourth proportional to 52,289.48, 72,159.43 and 28,416.10 is: 39,214.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,289.48 : 72,159.43 = 28,416.10 : x
  2. Step 2: Convert to fraction form
    52,289.48/72,159.43 = 28,416.10/x
  3. Step 3: Cross multiply
    52,289.48x = 72,159.43 × 28,416.10
  4. Step 4: Simplify right side
    52,289.48x = 2,050,489,578.82
  5. Step 5: Solve for x
    x = 2,050,489,578.82/52,289.48
  6. Step 6: Final answer
    x = 39,214.19

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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.