Home / 24,320.64-36,482.40-7,681.28

Finding the Fourth Proportional to 24,320.64, 36,482.40 and 7,681.28

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Solution

The fourth proportional to 24,320.64, 36,482.40 and 7,681.28 is: 11,522.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,320.64 : 36,482.40 = 7,681.28 : x
  2. Step 2: Convert to fraction form
    24,320.64/36,482.40 = 7,681.28/x
  3. Step 3: Cross multiply
    24,320.64x = 36,482.40 × 7,681.28
  4. Step 4: Simplify right side
    24,320.64x = 280,231,529.47
  5. Step 5: Solve for x
    x = 280,231,529.47/24,320.64
  6. Step 6: Final answer
    x = 11,522.37

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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.