Home / 32,891.27-45,386.43-18,547.89

Finding the Fourth Proportional to 32,891.27, 45,386.43 and 18,547.89

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Solution

The fourth proportional to 32,891.27, 45,386.43 and 18,547.89 is: 25,594.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,891.27 : 45,386.43 = 18,547.89 : x
  2. Step 2: Convert to fraction form
    32,891.27/45,386.43 = 18,547.89/x
  3. Step 3: Cross multiply
    32,891.27x = 45,386.43 × 18,547.89
  4. Step 4: Simplify right side
    32,891.27x = 841,822,271.38
  5. Step 5: Solve for x
    x = 841,822,271.38/32,891.27
  6. Step 6: Final answer
    x = 25,594.10

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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.