Home / 52,569.81-72,547.11-28,697.09

Finding the Fourth Proportional to 52,569.81, 72,547.11 and 28,697.09

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Solution

The fourth proportional to 52,569.81, 72,547.11 and 28,697.09 is: 39,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,569.81 : 72,547.11 = 28,697.09 : x
  2. Step 2: Convert to fraction form
    52,569.81/72,547.11 = 28,697.09/x
  3. Step 3: Cross multiply
    52,569.81x = 72,547.11 × 28,697.09
  4. Step 4: Simplify right side
    52,569.81x = 2,081,890,582.17
  5. Step 5: Solve for x
    x = 2,081,890,582.17/52,569.81
  6. Step 6: Final answer
    x = 39,602.40

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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.