Home / 25,929.93-38,886.23-10,130.87

Finding the Fourth Proportional to 25,929.93, 38,886.23 and 10,130.87

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Solution

The fourth proportional to 25,929.93, 38,886.23 and 10,130.87 is: 15,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,929.93 : 38,886.23 = 10,130.87 : x
  2. Step 2: Convert to fraction form
    25,929.93/38,886.23 = 10,130.87/x
  3. Step 3: Cross multiply
    25,929.93x = 38,886.23 × 10,130.87
  4. Step 4: Simplify right side
    25,929.93x = 393,951,095.83
  5. Step 5: Solve for x
    x = 393,951,095.83/25,929.93
  6. Step 6: Final answer
    x = 15,192.91

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1.5x scale

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.