Home / 52,656.84-72,666.36-31,448.52

Finding the Fourth Proportional to 52,656.84, 72,666.36 and 31,448.52

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Solution

The fourth proportional to 52,656.84, 72,666.36 and 31,448.52 is: 43,398.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,656.84 : 72,666.36 = 31,448.52 : x
  2. Step 2: Convert to fraction form
    52,656.84/72,666.36 = 31,448.52/x
  3. Step 3: Cross multiply
    52,656.84x = 72,666.36 × 31,448.52
  4. Step 4: Simplify right side
    52,656.84x = 2,285,249,475.79
  5. Step 5: Solve for x
    x = 2,285,249,475.79/52,656.84
  6. Step 6: Final answer
    x = 43,398.91

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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.