Home / 15,928.51-23,892.36-7,614.40

Finding the Fourth Proportional to 15,928.51, 23,892.36 and 7,614.40

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Solution

The fourth proportional to 15,928.51, 23,892.36 and 7,614.40 is: 11,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,928.51 : 23,892.36 = 7,614.40 : x
  2. Step 2: Convert to fraction form
    15,928.51/23,892.36 = 7,614.40/x
  3. Step 3: Cross multiply
    15,928.51x = 23,892.36 × 7,614.40
  4. Step 4: Simplify right side
    15,928.51x = 181,925,985.98
  5. Step 5: Solve for x
    x = 181,925,985.98/15,928.51
  6. Step 6: Final answer
    x = 11,421.41

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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.