Home / 48,386.36-72,578.90-23,428.64

Finding the Fourth Proportional to 48,386.36, 72,578.90 and 23,428.64

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Solution

The fourth proportional to 48,386.36, 72,578.90 and 23,428.64 is: 35,142.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,386.36 : 72,578.90 = 23,428.64 : x
  2. Step 2: Convert to fraction form
    48,386.36/72,578.90 = 23,428.64/x
  3. Step 3: Cross multiply
    48,386.36x = 72,578.90 × 23,428.64
  4. Step 4: Simplify right side
    48,386.36x = 1,700,425,159.71
  5. Step 5: Solve for x
    x = 1,700,425,159.71/48,386.36
  6. Step 6: Final answer
    x = 35,142.65

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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.