Home / 19,627.40-29,443.53-6,476.24

Finding the Fourth Proportional to 19,627.40, 29,443.53 and 6,476.24

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Solution

The fourth proportional to 19,627.40, 29,443.53 and 6,476.24 is: 9,715.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,627.40 : 29,443.53 = 6,476.24 : x
  2. Step 2: Convert to fraction form
    19,627.40/29,443.53 = 6,476.24/x
  3. Step 3: Cross multiply
    19,627.40x = 29,443.53 × 6,476.24
  4. Step 4: Simplify right side
    19,627.40x = 190,683,219.51
  5. Step 5: Solve for x
    x = 190,683,219.51/19,627.40
  6. Step 6: Final answer
    x = 9,715.16

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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.