Home / 15,877.81-23,814.69-5,346.19

Finding the Fourth Proportional to 15,877.81, 23,814.69 and 5,346.19

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Solution

The fourth proportional to 15,877.81, 23,814.69 and 5,346.19 is: 8,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,877.81 : 23,814.69 = 5,346.19 : x
  2. Step 2: Convert to fraction form
    15,877.81/23,814.69 = 5,346.19/x
  3. Step 3: Cross multiply
    15,877.81x = 23,814.69 × 5,346.19
  4. Step 4: Simplify right side
    15,877.81x = 127,317,857.53
  5. Step 5: Solve for x
    x = 127,317,857.53/15,877.81
  6. Step 6: Final answer
    x = 8,018.60

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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.