Home / 46,646.09-69,949.20-17,775.80

Finding the Fourth Proportional to 46,646.09, 69,949.20 and 17,775.80

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Solution

The fourth proportional to 46,646.09, 69,949.20 and 17,775.80 is: 26,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,646.09 : 69,949.20 = 17,775.80 : x
  2. Step 2: Convert to fraction form
    46,646.09/69,949.20 = 17,775.80/x
  3. Step 3: Cross multiply
    46,646.09x = 69,949.20 × 17,775.80
  4. Step 4: Simplify right side
    46,646.09x = 1,243,402,989.36
  5. Step 5: Solve for x
    x = 1,243,402,989.36/46,646.09
  6. Step 6: Final answer
    x = 26,656.10

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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.