Home / 31,315.35-46,977.89-10,537.23

Finding the Fourth Proportional to 31,315.35, 46,977.89 and 10,537.23

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Solution

The fourth proportional to 31,315.35, 46,977.89 and 10,537.23 is: 15,807.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,315.35 : 46,977.89 = 10,537.23 : x
  2. Step 2: Convert to fraction form
    31,315.35/46,977.89 = 10,537.23/x
  3. Step 3: Cross multiply
    31,315.35x = 46,977.89 × 10,537.23
  4. Step 4: Simplify right side
    31,315.35x = 495,016,779.16
  5. Step 5: Solve for x
    x = 495,016,779.16/31,315.35
  6. Step 6: Final answer
    x = 15,807.48

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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.