Home / 15,657.24-23,486.04-3,970.16

Finding the Fourth Proportional to 15,657.24, 23,486.04 and 3,970.16

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Solution

The fourth proportional to 15,657.24, 23,486.04 and 3,970.16 is: 5,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,657.24 : 23,486.04 = 3,970.16 : x
  2. Step 2: Convert to fraction form
    15,657.24/23,486.04 = 3,970.16/x
  3. Step 3: Cross multiply
    15,657.24x = 23,486.04 × 3,970.16
  4. Step 4: Simplify right side
    15,657.24x = 93,243,336.57
  5. Step 5: Solve for x
    x = 93,243,336.57/15,657.24
  6. Step 6: Final answer
    x = 5,955.29

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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.