Home / 46,742.64-70,085.75-21,788.28

Finding the Fourth Proportional to 46,742.64, 70,085.75 and 21,788.28

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Solution

The fourth proportional to 46,742.64, 70,085.75 and 21,788.28 is: 32,669.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,742.64 : 70,085.75 = 21,788.28 : x
  2. Step 2: Convert to fraction form
    46,742.64/70,085.75 = 21,788.28/x
  3. Step 3: Cross multiply
    46,742.64x = 70,085.75 × 21,788.28
  4. Step 4: Simplify right side
    46,742.64x = 1,527,047,945.01
  5. Step 5: Solve for x
    x = 1,527,047,945.01/46,742.64
  6. Step 6: Final answer
    x = 32,669.27

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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.