Home / 52,502.93-78,740.28-19,223.17

Finding the Fourth Proportional to 52,502.93, 78,740.28 and 19,223.17

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Solution

The fourth proportional to 52,502.93, 78,740.28 and 19,223.17 is: 28,829.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,502.93 : 78,740.28 = 19,223.17 : x
  2. Step 2: Convert to fraction form
    52,502.93/78,740.28 = 19,223.17/x
  3. Step 3: Cross multiply
    52,502.93x = 78,740.28 × 19,223.17
  4. Step 4: Simplify right side
    52,502.93x = 1,513,637,980.29
  5. Step 5: Solve for x
    x = 1,513,637,980.29/52,502.93
  6. Step 6: Final answer
    x = 28,829.59

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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.