Home / 52,259.79-72,119.04-28,386.93

Finding the Fourth Proportional to 52,259.79, 72,119.04 and 28,386.93

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Solution

The fourth proportional to 52,259.79, 72,119.04 and 28,386.93 is: 39,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,259.79 : 72,119.04 = 28,386.93 : x
  2. Step 2: Convert to fraction form
    52,259.79/72,119.04 = 28,386.93/x
  3. Step 3: Cross multiply
    52,259.79x = 72,119.04 × 28,386.93
  4. Step 4: Simplify right side
    52,259.79x = 2,047,238,140.15
  5. Step 5: Solve for x
    x = 2,047,238,140.15/52,259.79
  6. Step 6: Final answer
    x = 39,174.25

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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.