Home / 44,330.08-66,486.40-13,158.40

Finding the Fourth Proportional to 44,330.08, 66,486.40 and 13,158.40

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Solution

The fourth proportional to 44,330.08, 66,486.40 and 13,158.40 is: 19,735.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,330.08 : 66,486.40 = 13,158.40 : x
  2. Step 2: Convert to fraction form
    44,330.08/66,486.40 = 13,158.40/x
  3. Step 3: Cross multiply
    44,330.08x = 66,486.40 × 13,158.40
  4. Step 4: Simplify right side
    44,330.08x = 874,854,645.76
  5. Step 5: Solve for x
    x = 874,854,645.76/44,330.08
  6. Step 6: Final answer
    x = 19,735.01

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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.