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Finding the Fourth Proportional to 15,804.68, 23,710.99 and 7,482.45

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Solution

The fourth proportional to 15,804.68, 23,710.99 and 7,482.45 is: 11,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,804.68 : 23,710.99 = 7,482.45 : x
  2. Step 2: Convert to fraction form
    15,804.68/23,710.99 = 7,482.45/x
  3. Step 3: Cross multiply
    15,804.68x = 23,710.99 × 7,482.45
  4. Step 4: Simplify right side
    15,804.68x = 177,416,297.13
  5. Step 5: Solve for x
    x = 177,416,297.13/15,804.68
  6. Step 6: Final answer
    x = 11,225.55

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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.