Home / 15,812.08-23,718.15-10,866.76

Finding the Fourth Proportional to 15,812.08, 23,718.15 and 10,866.76

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Solution

The fourth proportional to 15,812.08, 23,718.15 and 10,866.76 is: 16,300.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,812.08 : 23,718.15 = 10,866.76 : x
  2. Step 2: Convert to fraction form
    15,812.08/23,718.15 = 10,866.76/x
  3. Step 3: Cross multiply
    15,812.08x = 23,718.15 × 10,866.76
  4. Step 4: Simplify right side
    15,812.08x = 257,739,384.40
  5. Step 5: Solve for x
    x = 257,739,384.40/15,812.08
  6. Step 6: Final answer
    x = 16,300.16

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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.