Home / 35,497.09-53,238.11-13,312.10

Finding the Fourth Proportional to 35,497.09, 53,238.11 and 13,312.10

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Solution

The fourth proportional to 35,497.09, 53,238.11 and 13,312.10 is: 19,965.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,497.09 : 53,238.11 = 13,312.10 : x
  2. Step 2: Convert to fraction form
    35,497.09/53,238.11 = 13,312.10/x
  3. Step 3: Cross multiply
    35,497.09x = 53,238.11 × 13,312.10
  4. Step 4: Simplify right side
    35,497.09x = 708,710,886.08
  5. Step 5: Solve for x
    x = 708,710,886.08/35,497.09
  6. Step 6: Final answer
    x = 19,965.33

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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.