Home / 39,649.70-59,483.36-11,570.45

Finding the Fourth Proportional to 39,649.70, 59,483.36 and 11,570.45

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Solution

The fourth proportional to 39,649.70, 59,483.36 and 11,570.45 is: 17,358.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,649.70 : 59,483.36 = 11,570.45 : x
  2. Step 2: Convert to fraction form
    39,649.70/59,483.36 = 11,570.45/x
  3. Step 3: Cross multiply
    39,649.70x = 59,483.36 × 11,570.45
  4. Step 4: Simplify right side
    39,649.70x = 688,248,974.22
  5. Step 5: Solve for x
    x = 688,248,974.22/39,649.70
  6. Step 6: Final answer
    x = 17,358.24

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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.