Home / 30,547.18-42,098.07-23,822.20

Finding the Fourth Proportional to 30,547.18, 42,098.07 and 23,822.20

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Solution

The fourth proportional to 30,547.18, 42,098.07 and 23,822.20 is: 32,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,547.18 : 42,098.07 = 23,822.20 : x
  2. Step 2: Convert to fraction form
    30,547.18/42,098.07 = 23,822.20/x
  3. Step 3: Cross multiply
    30,547.18x = 42,098.07 × 23,822.20
  4. Step 4: Simplify right side
    30,547.18x = 1,002,868,643.15
  5. Step 5: Solve for x
    x = 1,002,868,643.15/30,547.18
  6. Step 6: Final answer
    x = 32,830.15

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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.