Home / 45,648.69-63,005.72-29,705.46

Finding the Fourth Proportional to 45,648.69, 63,005.72 and 29,705.46

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Solution

The fourth proportional to 45,648.69, 63,005.72 and 29,705.46 is: 41,000.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,648.69 : 63,005.72 = 29,705.46 : x
  2. Step 2: Convert to fraction form
    45,648.69/63,005.72 = 29,705.46/x
  3. Step 3: Cross multiply
    45,648.69x = 63,005.72 × 29,705.46
  4. Step 4: Simplify right side
    45,648.69x = 1,871,613,746.70
  5. Step 5: Solve for x
    x = 1,871,613,746.70/45,648.69
  6. Step 6: Final answer
    x = 41,000.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.