Home / 53,124.79-73,312.48-30,464.64

Finding the Fourth Proportional to 53,124.79, 73,312.48 and 30,464.64

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Solution

The fourth proportional to 53,124.79, 73,312.48 and 30,464.64 is: 42,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,124.79 : 73,312.48 = 30,464.64 : x
  2. Step 2: Convert to fraction form
    53,124.79/73,312.48 = 30,464.64/x
  3. Step 3: Cross multiply
    53,124.79x = 73,312.48 × 30,464.64
  4. Step 4: Simplify right side
    53,124.79x = 2,233,438,310.71
  5. Step 5: Solve for x
    x = 2,233,438,310.71/53,124.79
  6. Step 6: Final answer
    x = 42,041.36

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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.