Home / 46,977.78-70,478.18-15,389.54

Finding the Fourth Proportional to 46,977.78, 70,478.18 and 15,389.54

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Solution

The fourth proportional to 46,977.78, 70,478.18 and 15,389.54 is: 23,088.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,977.78 : 70,478.18 = 15,389.54 : x
  2. Step 2: Convert to fraction form
    46,977.78/70,478.18 = 15,389.54/x
  3. Step 3: Cross multiply
    46,977.78x = 70,478.18 × 15,389.54
  4. Step 4: Simplify right side
    46,977.78x = 1,084,626,456.32
  5. Step 5: Solve for x
    x = 1,084,626,456.32/46,977.78
  6. Step 6: Final answer
    x = 23,088.07

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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.