Home / 39,303.51-58,955.13-15,929.88

Finding the Fourth Proportional to 39,303.51, 58,955.13 and 15,929.88

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Solution

The fourth proportional to 39,303.51, 58,955.13 and 15,929.88 is: 23,894.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,303.51 : 58,955.13 = 15,929.88 : x
  2. Step 2: Convert to fraction form
    39,303.51/58,955.13 = 15,929.88/x
  3. Step 3: Cross multiply
    39,303.51x = 58,955.13 × 15,929.88
  4. Step 4: Simplify right side
    39,303.51x = 939,148,146.28
  5. Step 5: Solve for x
    x = 939,148,146.28/39,303.51
  6. Step 6: Final answer
    x = 23,894.77

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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.