Home / 44,655.04-61,643.52-31,278.72

Finding the Fourth Proportional to 44,655.04, 61,643.52 and 31,278.72

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Solution

The fourth proportional to 44,655.04, 61,643.52 and 31,278.72 is: 43,178.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,655.04 : 61,643.52 = 31,278.72 : x
  2. Step 2: Convert to fraction form
    44,655.04/61,643.52 = 31,278.72/x
  3. Step 3: Cross multiply
    44,655.04x = 61,643.52 × 31,278.72
  4. Step 4: Simplify right side
    44,655.04x = 1,928,130,401.89
  5. Step 5: Solve for x
    x = 1,928,130,401.89/44,655.04
  6. Step 6: Final answer
    x = 43,178.34

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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.