Home / 39,347.85-59,041.63-19,356.51

Finding the Fourth Proportional to 39,347.85, 59,041.63 and 19,356.51

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Solution

The fourth proportional to 39,347.85, 59,041.63 and 19,356.51 is: 29,044.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,347.85 : 59,041.63 = 19,356.51 : x
  2. Step 2: Convert to fraction form
    39,347.85/59,041.63 = 19,356.51/x
  3. Step 3: Cross multiply
    39,347.85x = 59,041.63 × 19,356.51
  4. Step 4: Simplify right side
    39,347.85x = 1,142,839,631.71
  5. Step 5: Solve for x
    x = 1,142,839,631.71/39,347.85
  6. Step 6: Final answer
    x = 29,044.52

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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.