Home / 19,588.01-29,372.90-7,106.45

Finding the Fourth Proportional to 19,588.01, 29,372.90 and 7,106.45

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Solution

The fourth proportional to 19,588.01, 29,372.90 and 7,106.45 is: 10,656.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.01 : 29,372.90 = 7,106.45 : x
  2. Step 2: Convert to fraction form
    19,588.01/29,372.90 = 7,106.45/x
  3. Step 3: Cross multiply
    19,588.01x = 29,372.90 × 7,106.45
  4. Step 4: Simplify right side
    19,588.01x = 208,736,862.81
  5. Step 5: Solve for x
    x = 208,736,862.81/19,588.01
  6. Step 6: Final answer
    x = 10,656.36

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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.