Home / 52,557.36-72,528.21-28,683.42

Finding the Fourth Proportional to 52,557.36, 72,528.21 and 28,683.42

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Solution

The fourth proportional to 52,557.36, 72,528.21 and 28,683.42 is: 39,582.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,557.36 : 72,528.21 = 28,683.42 : x
  2. Step 2: Convert to fraction form
    52,557.36/72,528.21 = 28,683.42/x
  3. Step 3: Cross multiply
    52,557.36x = 72,528.21 × 28,683.42
  4. Step 4: Simplify right side
    52,557.36x = 2,080,357,109.28
  5. Step 5: Solve for x
    x = 2,080,357,109.28/52,557.36
  6. Step 6: Final answer
    x = 39,582.60

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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.