Home / 46,478.56-64,118.64-28,567.12

Finding the Fourth Proportional to 46,478.56, 64,118.64 and 28,567.12

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Solution

The fourth proportional to 46,478.56, 64,118.64 and 28,567.12 is: 39,409.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,478.56 : 64,118.64 = 28,567.12 : x
  2. Step 2: Convert to fraction form
    46,478.56/64,118.64 = 28,567.12/x
  3. Step 3: Cross multiply
    46,478.56x = 64,118.64 × 28,567.12
  4. Step 4: Simplify right side
    46,478.56x = 1,831,684,883.12
  5. Step 5: Solve for x
    x = 1,831,684,883.12/46,478.56
  6. Step 6: Final answer
    x = 39,409.24

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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.