Home / 52,356.16-78,487.73-19,070.02

Finding the Fourth Proportional to 52,356.16, 78,487.73 and 19,070.02

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Solution

The fourth proportional to 52,356.16, 78,487.73 and 19,070.02 is: 28,588.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,356.16 : 78,487.73 = 19,070.02 : x
  2. Step 2: Convert to fraction form
    52,356.16/78,487.73 = 19,070.02/x
  3. Step 3: Cross multiply
    52,356.16x = 78,487.73 × 19,070.02
  4. Step 4: Simplify right side
    52,356.16x = 1,496,762,093.07
  5. Step 5: Solve for x
    x = 1,496,762,093.07/52,356.16
  6. Step 6: Final answer
    x = 28,588.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.