Home / 46,407.53-69,605.12-13,130.51

Finding the Fourth Proportional to 46,407.53, 69,605.12 and 13,130.51

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Solution

The fourth proportional to 46,407.53, 69,605.12 and 13,130.51 is: 19,694.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,407.53 : 69,605.12 = 13,130.51 : x
  2. Step 2: Convert to fraction form
    46,407.53/69,605.12 = 13,130.51/x
  3. Step 3: Cross multiply
    46,407.53x = 69,605.12 × 13,130.51
  4. Step 4: Simplify right side
    46,407.53x = 913,950,409.01
  5. Step 5: Solve for x
    x = 913,950,409.01/46,407.53
  6. Step 6: Final answer
    x = 19,694.01

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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.