Home / 28,395.16-39,148.93-23,271.82

Finding the Fourth Proportional to 28,395.16, 39,148.93 and 23,271.82

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Solution

The fourth proportional to 28,395.16, 39,148.93 and 23,271.82 is: 32,085.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,395.16 : 39,148.93 = 23,271.82 : x
  2. Step 2: Convert to fraction form
    28,395.16/39,148.93 = 23,271.82/x
  3. Step 3: Cross multiply
    28,395.16x = 39,148.93 × 23,271.82
  4. Step 4: Simplify right side
    28,395.16x = 911,066,852.15
  5. Step 5: Solve for x
    x = 911,066,852.15/28,395.16
  6. Step 6: Final answer
    x = 32,085.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.