Home / 19,045.13-26,281.46-10,547.21

Finding the Fourth Proportional to 19,045.13, 26,281.46 and 10,547.21

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Solution

The fourth proportional to 19,045.13, 26,281.46 and 10,547.21 is: 14,554.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.13 : 26,281.46 = 10,547.21 : x
  2. Step 2: Convert to fraction form
    19,045.13/26,281.46 = 10,547.21/x
  3. Step 3: Cross multiply
    19,045.13x = 26,281.46 × 10,547.21
  4. Step 4: Simplify right side
    19,045.13x = 277,196,169.80
  5. Step 5: Solve for x
    x = 277,196,169.80/19,045.13
  6. Step 6: Final answer
    x = 14,554.70

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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.